12885969655

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{631}}^1\times {\mathrm{18481}}^1$

素因数の和:19147

約数の個数: 32

約数和(自身を含む): 17661103488

約数和(自身を除く): 4775133833

約数列:

[1, 5, 13, 17, 65, 85, 221, 631, 1105, 3155, 8203, 10727, 18481, 41015, 53635, 92405, 139451, 240253, 314177, 697255, 1201265, 1570885, 4084301, 11661511, 20421505, 58307555, 151599643, 198245687, 757998215, 991228435, 2577193931, 12885969655]

約数ペア:

[(1, 12885969655), (5, 2577193931), (13, 991228435), (17, 757998215), (65, 198245687), (85, 151599643), (221, 58307555), (631, 20421505), (1105, 11661511), (3155, 4084301), (8203, 1570885), (10727, 1201265), (18481, 697255), (41015, 314177), (53635, 240253), (92405, 139451)]