381974495

素因数分解:

$5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{137}}^1\times {\mathrm{2153}}^1$

素因数の和:2339

約数の個数: 32

約数和(自身を含む): 542187648

約数和(自身を除く): 160213153

約数列:

[1, 5, 7, 35, 37, 137, 185, 259, 685, 959, 1295, 2153, 4795, 5069, 10765, 15071, 25345, 35483, 75355, 79661, 177415, 294961, 398305, 557627, 1474805, 2064727, 2788135, 10323635, 10913557, 54567785, 76394899, 381974495]

約数ペア:

[(1, 381974495), (5, 76394899), (7, 54567785), (35, 10913557), (37, 10323635), (137, 2788135), (185, 2064727), (259, 1474805), (685, 557627), (959, 398305), (1295, 294961), (2153, 177415), (4795, 79661), (5069, 75355), (10765, 35483), (15071, 25345)]