71397235

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{4241}}^1$

素因数の和:4303

約数の個数: 32

約数和(自身を含む): 108323712

約数和(自身を除く): 36926477

約数列:

[1, 5, 7, 13, 35, 37, 65, 91, 185, 259, 455, 481, 1295, 2405, 3367, 4241, 16835, 21205, 29687, 55133, 148435, 156917, 275665, 385931, 784585, 1098419, 1929655, 2039921, 5492095, 10199605, 14279447, 71397235]

約数ペア:

[(1, 71397235), (5, 14279447), (7, 10199605), (13, 5492095), (35, 2039921), (37, 1929655), (65, 1098419), (91, 784585), (185, 385931), (259, 275665), (455, 156917), (481, 148435), (1295, 55133), (2405, 29687), (3367, 21205), (4241, 16835)]