47172825

素因数分解:

$3^2\times 5^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{491}}^1$

素因数の和:575

約数の個数: 72

約数和(自身を含む): 98344896

約数和(自身を除く): 51172071

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 35, 45, 61, 63, 75, 105, 175, 183, 225, 305, 315, 427, 491, 525, 549, 915, 1281, 1473, 1525, 1575, 2135, 2455, 2745, 3437, 3843, 4419, 4575, 6405, 7365, 10311, 10675, 12275, 13725, 17185, 19215, 22095, 29951, 30933, 32025, 36825, 51555, 85925, 89853, 96075, 110475, 149755, 154665, 209657, 257775, 269559, 449265, 628971, 748775, 773325, 1048285, 1347795, 1886913, 2246325, 3144855, 5241425, 6738975, 9434565, 15724275, 47172825]

約数ペア:

[(1, 47172825), (3, 15724275), (5, 9434565), (7, 6738975), (9, 5241425), (15, 3144855), (21, 2246325), (25, 1886913), (35, 1347795), (45, 1048285), (61, 773325), (63, 748775), (75, 628971), (105, 449265), (175, 269559), (183, 257775), (225, 209657), (305, 154665), (315, 149755), (427, 110475), (491, 96075), (525, 89853), (549, 85925), (915, 51555), (1281, 36825), (1473, 32025), (1525, 30933), (1575, 29951), (2135, 22095), (2455, 19215), (2745, 17185), (3437, 13725), (3843, 12275), (4419, 10675), (4575, 10311), (6405, 7365)]