268222045

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{4241}}^1$

素因数の和:4405

約数の個数: 32

約数和(自身を含む): 399087360

約数和(自身を除く): 130865315

約数列:

[1, 5, 7, 13, 35, 65, 91, 139, 455, 695, 973, 1807, 4241, 4865, 9035, 12649, 21205, 29687, 55133, 63245, 148435, 275665, 385931, 589499, 1929655, 2947495, 4126493, 7663487, 20632465, 38317435, 53644409, 268222045]

約数ペア:

[(1, 268222045), (5, 53644409), (7, 38317435), (13, 20632465), (35, 7663487), (65, 4126493), (91, 2947495), (139, 1929655), (455, 589499), (695, 385931), (973, 275665), (1807, 148435), (4241, 63245), (4865, 55133), (9035, 29687), (12649, 21205)]