672187815

素因数分解:

$3^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{42557}}^1$

素因数の和:42590

約数の個数: 48

約数和(自身を含む): 1301253408

約数和(自身を除く): 629065593

約数列:

[1, 3, 5, 9, 13, 15, 27, 39, 45, 65, 81, 117, 135, 195, 243, 351, 405, 585, 1053, 1215, 1755, 3159, 5265, 15795, 42557, 127671, 212785, 383013, 553241, 638355, 1149039, 1659723, 1915065, 2766205, 3447117, 4979169, 5745195, 8298615, 10341351, 14937507, 17235585, 24895845, 44812521, 51706755, 74687535, 134437563, 224062605, 672187815]

約数ペア:

[(1, 672187815), (3, 224062605), (5, 134437563), (9, 74687535), (13, 51706755), (15, 44812521), (27, 24895845), (39, 17235585), (45, 14937507), (65, 10341351), (81, 8298615), (117, 5745195), (135, 4979169), (195, 3447117), (243, 2766205), (351, 1915065), (405, 1659723), (585, 1149039), (1053, 638355), (1215, 553241), (1755, 383013), (3159, 212785), (5265, 127671), (15795, 42557)]