1993277556

素因数分解:

$2^2\times 3^2\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{569}}^1$

素因数の和:726

約数の個数: 144

約数和(自身を含む): 5404439040

約数和(自身を除く): 3411161484

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 31, 36, 43, 62, 73, 86, 93, 124, 129, 146, 172, 186, 219, 258, 279, 292, 372, 387, 438, 516, 558, 569, 657, 774, 876, 1116, 1138, 1314, 1333, 1548, 1707, 2263, 2276, 2628, 2666, 3139, 3414, 3999, 4526, 5121, 5332, 6278, 6789, 6828, 7998, 9052, 9417, 10242, 11997, 12556, 13578, 15996, 17639, 18834, 20367, 20484, 23994, 24467, 27156, 28251, 35278, 37668, 40734, 41537, 47988, 48934, 52917, 56502, 70556, 73401, 81468, 83074, 97309, 97868, 105834, 113004, 124611, 146802, 158751, 166148, 194618, 211668, 220203, 249222, 291927, 293604, 317502, 373833, 389236, 440406, 498444, 583854, 635004, 747666, 758477, 875781, 880812, 1167708, 1287647, 1495332, 1516954, 1751562, 1786091, 2275431, 2575294, 3033908, 3503124, 3572182, 3862941, 4550862, 5150588, 5358273, 6826293, 7144364, 7725882, 9101724, 10716546, 11588823, 13652586, 15451764, 16074819, 21433092, 23177646, 27305172, 32149638, 46355292, 55368821, 64299276, 110737642, 166106463, 221475284, 332212926, 498319389, 664425852, 996638778, 1993277556]

約数ペア:

[(1, 1993277556), (2, 996638778), (3, 664425852), (4, 498319389), (6, 332212926), (9, 221475284), (12, 166106463), (18, 110737642), (31, 64299276), (36, 55368821), (43, 46355292), (62, 32149638), (73, 27305172), (86, 23177646), (93, 21433092), (124, 16074819), (129, 15451764), (146, 13652586), (172, 11588823), (186, 10716546), (219, 9101724), (258, 7725882), (279, 7144364), (292, 6826293), (372, 5358273), (387, 5150588), (438, 4550862), (516, 3862941), (558, 3572182), (569, 3503124), (657, 3033908), (774, 2575294), (876, 2275431), (1116, 1786091), (1138, 1751562), (1314, 1516954), (1333, 1495332), (1548, 1287647), (1707, 1167708), (2263, 880812), (2276, 875781), (2628, 758477), (2666, 747666), (3139, 635004), (3414, 583854), (3999, 498444), (4526, 440406), (5121, 389236), (5332, 373833), (6278, 317502), (6789, 293604), (6828, 291927), (7998, 249222), (9052, 220203), (9417, 211668), (10242, 194618), (11997, 166148), (12556, 158751), (13578, 146802), (15996, 124611), (17639, 113004), (18834, 105834), (20367, 97868), (20484, 97309), (23994, 83074), (24467, 81468), (27156, 73401), (28251, 70556), (35278, 56502), (37668, 52917), (40734, 48934), (41537, 47988)]