258370563

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{128351}}^1$

素因数の和:128426

約数の個数: 16

約数和(自身を含む): 381975552

約数和(自身を除く): 123604989

約数列:

[1, 3, 11, 33, 61, 183, 671, 2013, 128351, 385053, 1411861, 4235583, 7829411, 23488233, 86123521, 258370563]

約数ペア:

[(1, 258370563), (3, 86123521), (11, 23488233), (33, 7829411), (61, 4235583), (183, 1411861), (671, 385053), (2013, 128351)]