388634038

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{145121}}^1$

素因数の和:145239

約数の個数: 16

約数和(自身を含む): 633892896

約数和(自身を除く): 245258858

約数列:

[1, 2, 13, 26, 103, 206, 1339, 2678, 145121, 290242, 1886573, 3773146, 14947463, 29894926, 194317019, 388634038]

約数ペア:

[(1, 388634038), (2, 194317019), (13, 29894926), (26, 14947463), (103, 3773146), (206, 1886573), (1339, 290242), (2678, 145121)]