221728442

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{448843}}^1$

素因数の和:448877

約数の個数: 16

約数和(自身を含む): 377028960

約数和(自身を除く): 155300518

約数列:

[1, 2, 13, 19, 26, 38, 247, 494, 448843, 897686, 5834959, 8528017, 11669918, 17056034, 110864221, 221728442]

約数ペア:

[(1, 221728442), (2, 110864221), (13, 17056034), (19, 11669918), (26, 8528017), (38, 5834959), (247, 897686), (494, 448843)]