681915731615

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{6311989}}^1$

素因数の和:6312083

約数の個数: 32

約数和(自身を含む): 916197972480

約数和(自身を除く): 234282240865

約数列:

[1, 5, 17, 31, 41, 85, 155, 205, 527, 697, 1271, 2635, 3485, 6355, 21607, 108035, 6311989, 31559945, 107303813, 195671659, 258791549, 536519065, 978358295, 1293957745, 3326418203, 4399456333, 8022538019, 16632091015, 21997281665, 40112690095, 136383146323, 681915731615]

約数ペア:

[(1, 681915731615), (5, 136383146323), (17, 40112690095), (31, 21997281665), (41, 16632091015), (85, 8022538019), (155, 4399456333), (205, 3326418203), (527, 1293957745), (697, 978358295), (1271, 536519065), (2635, 258791549), (3485, 195671659), (6355, 107303813), (21607, 31559945), (108035, 6311989)]