28741635

素因数分解:

$3^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{103}}^1$

素因数の和:186

約数の個数: 80

約数和(自身を含む): 57081024

約数和(自身を除く): 28339389

約数列:

[1, 3, 5, 9, 13, 15, 27, 39, 45, 53, 65, 81, 103, 117, 135, 159, 195, 265, 309, 351, 405, 477, 515, 585, 689, 795, 927, 1053, 1339, 1431, 1545, 1755, 2067, 2385, 2781, 3445, 4017, 4293, 4635, 5265, 5459, 6201, 6695, 7155, 8343, 10335, 12051, 13905, 16377, 18603, 20085, 21465, 27295, 31005, 36153, 41715, 49131, 55809, 60255, 70967, 81885, 93015, 108459, 147393, 180765, 212901, 245655, 279045, 354835, 442179, 542295, 638703, 736965, 1064505, 1916109, 2210895, 3193515, 5748327, 9580545, 28741635]

約数ペア:

[(1, 28741635), (3, 9580545), (5, 5748327), (9, 3193515), (13, 2210895), (15, 1916109), (27, 1064505), (39, 736965), (45, 638703), (53, 542295), (65, 442179), (81, 354835), (103, 279045), (117, 245655), (135, 212901), (159, 180765), (195, 147393), (265, 108459), (309, 93015), (351, 81885), (405, 70967), (477, 60255), (515, 55809), (585, 49131), (689, 41715), (795, 36153), (927, 31005), (1053, 27295), (1339, 21465), (1431, 20085), (1545, 18603), (1755, 16377), (2067, 13905), (2385, 12051), (2781, 10335), (3445, 8343), (4017, 7155), (4293, 6695), (4635, 6201), (5265, 5459)]