389614412

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{112087}}^1$

素因数の和:112181

約数の個数: 24

約数和(自身を含む): 753231360

約数和(自身を除く): 363616948

約数列:

[1, 2, 4, 11, 22, 44, 79, 158, 316, 869, 1738, 3476, 112087, 224174, 448348, 1232957, 2465914, 4931828, 8854873, 17709746, 35419492, 97403603, 194807206, 389614412]

約数ペア:

[(1, 389614412), (2, 194807206), (4, 97403603), (11, 35419492), (22, 17709746), (44, 8854873), (79, 4931828), (158, 2465914), (316, 1232957), (869, 448348), (1738, 224174), (3476, 112087)]