1388692556

素因数分解:

$2^2\times {\mathrm{103}}^1\times {\mathrm{571}}^1\times {\mathrm{5903}}^1$

素因数の和:6581

約数の個数: 24

約数和(自身を含む): 2458520064

約数和(自身を除く): 1069827508

約数列:

[1, 2, 4, 103, 206, 412, 571, 1142, 2284, 5903, 11806, 23612, 58813, 117626, 235252, 608009, 1216018, 2432036, 3370613, 6741226, 13482452, 347173139, 694346278, 1388692556]

約数ペア:

[(1, 1388692556), (2, 694346278), (4, 347173139), (103, 13482452), (206, 6741226), (412, 3370613), (571, 2432036), (1142, 1216018), (2284, 608009), (5903, 235252), (11806, 117626), (23612, 58813)]