400919838

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{29}}^2\times {\mathrm{31}}^1\times {\mathrm{233}}^1$

素因数の和:338

約数の個数: 96

約数和(自身を含む): 939174912

約数和(自身を除く): 538255074

約数列:

[1, 2, 3, 6, 11, 22, 29, 31, 33, 58, 62, 66, 87, 93, 174, 186, 233, 319, 341, 466, 638, 682, 699, 841, 899, 957, 1023, 1398, 1682, 1798, 1914, 2046, 2523, 2563, 2697, 5046, 5126, 5394, 6757, 7223, 7689, 9251, 9889, 13514, 14446, 15378, 18502, 19778, 20271, 21669, 26071, 27753, 29667, 40542, 43338, 52142, 55506, 59334, 74327, 78213, 79453, 148654, 156426, 158906, 195953, 209467, 222981, 238359, 286781, 391906, 418934, 445962, 476718, 573562, 587859, 628401, 860343, 1175718, 1256802, 1720686, 2155483, 2304137, 4310966, 4608274, 6074543, 6466449, 6912411, 12149086, 12932898, 13824822, 18223629, 36447258, 66819973, 133639946, 200459919, 400919838]

約数ペア:

[(1, 400919838), (2, 200459919), (3, 133639946), (6, 66819973), (11, 36447258), (22, 18223629), (29, 13824822), (31, 12932898), (33, 12149086), (58, 6912411), (62, 6466449), (66, 6074543), (87, 4608274), (93, 4310966), (174, 2304137), (186, 2155483), (233, 1720686), (319, 1256802), (341, 1175718), (466, 860343), (638, 628401), (682, 587859), (699, 573562), (841, 476718), (899, 445962), (957, 418934), (1023, 391906), (1398, 286781), (1682, 238359), (1798, 222981), (1914, 209467), (2046, 195953), (2523, 158906), (2563, 156426), (2697, 148654), (5046, 79453), (5126, 78213), (5394, 74327), (6757, 59334), (7223, 55506), (7689, 52142), (9251, 43338), (9889, 40542), (13514, 29667), (14446, 27753), (15378, 26071), (18502, 21669), (19778, 20271)]