2019987675

素因数分解:

$3^2\times 5^2\times {\mathrm{53}}^1\times {\mathrm{233}}^1\times {\mathrm{727}}^1$

素因数の和:1029

約数の個数: 72

約数和(自身を含む): 3707200224

約数和(自身を除く): 1687212549

約数列:

[1, 3, 5, 9, 15, 25, 45, 53, 75, 159, 225, 233, 265, 477, 699, 727, 795, 1165, 1325, 2097, 2181, 2385, 3495, 3635, 3975, 5825, 6543, 10485, 10905, 11925, 12349, 17475, 18175, 32715, 37047, 38531, 52425, 54525, 61745, 111141, 115593, 163575, 169391, 185235, 192655, 308725, 346779, 508173, 555705, 577965, 846955, 926175, 963275, 1524519, 1733895, 2540865, 2778525, 2889825, 4234775, 7622595, 8669475, 8977723, 12704325, 26933169, 38112975, 44888615, 80799507, 134665845, 224443075, 403997535, 673329225, 2019987675]

約数ペア:

[(1, 2019987675), (3, 673329225), (5, 403997535), (9, 224443075), (15, 134665845), (25, 80799507), (45, 44888615), (53, 38112975), (75, 26933169), (159, 12704325), (225, 8977723), (233, 8669475), (265, 7622595), (477, 4234775), (699, 2889825), (727, 2778525), (795, 2540865), (1165, 1733895), (1325, 1524519), (2097, 963275), (2181, 926175), (2385, 846955), (3495, 577965), (3635, 555705), (3975, 508173), (5825, 346779), (6543, 308725), (10485, 192655), (10905, 185235), (11925, 169391), (12349, 163575), (17475, 115593), (18175, 111141), (32715, 61745), (37047, 54525), (38531, 52425)]