15287571

素因数分解:

$3^2\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{23}}^2$

素因数の和:97

約数の個数: 54

約数和(自身を含む): 26311740

約数和(自身を除く): 11024169

約数列:

[1, 3, 9, 13, 19, 23, 39, 57, 69, 117, 169, 171, 207, 247, 299, 437, 507, 529, 741, 897, 1311, 1521, 1587, 2223, 2691, 3211, 3887, 3933, 4761, 5681, 6877, 9633, 10051, 11661, 17043, 20631, 28899, 30153, 34983, 51129, 61893, 73853, 89401, 90459, 130663, 221559, 268203, 391989, 664677, 804609, 1175967, 1698619, 5095857, 15287571]

約数ペア:

[(1, 15287571), (3, 5095857), (9, 1698619), (13, 1175967), (19, 804609), (23, 664677), (39, 391989), (57, 268203), (69, 221559), (117, 130663), (169, 90459), (171, 89401), (207, 73853), (247, 61893), (299, 51129), (437, 34983), (507, 30153), (529, 28899), (741, 20631), (897, 17043), (1311, 11661), (1521, 10051), (1587, 9633), (2223, 6877), (2691, 5681), (3211, 4761), (3887, 3933)]