245291254

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{683}}^1\times {\mathrm{727}}^1$

素因数の和:1444

約数の個数: 32

約数和(自身を含む): 418279680

約数和(自身を除く): 172988426

約数列:

[1, 2, 13, 19, 26, 38, 247, 494, 683, 727, 1366, 1454, 8879, 9451, 12977, 13813, 17758, 18902, 25954, 27626, 168701, 179569, 337402, 359138, 496541, 993082, 6455033, 9434279, 12910066, 18868558, 122645627, 245291254]

約数ペア:

[(1, 245291254), (2, 122645627), (13, 18868558), (19, 12910066), (26, 9434279), (38, 6455033), (247, 993082), (494, 496541), (683, 359138), (727, 337402), (1366, 179569), (1454, 168701), (8879, 27626), (9451, 25954), (12977, 18902), (13813, 17758)]