728024397698

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{20921}}^1\times {\mathrm{1338413}}^1$

素因数の和:1359349

約数の個数: 16

約数和(自身を含む): 1176096503736

約数和(自身を除く): 448072106038

約数列:

[1, 2, 13, 26, 20921, 41842, 271973, 543946, 1338413, 2676826, 17399369, 34798738, 28000938373, 56001876746, 364012198849, 728024397698]

約数ペア:

[(1, 728024397698), (2, 364012198849), (13, 56001876746), (26, 28000938373), (20921, 34798738), (41842, 17399369), (271973, 2676826), (543946, 1338413)]