138720812

素因数分解:

$2^2\times {\mathrm{103}}^1\times {\mathrm{109}}^1\times {\mathrm{3089}}^1$

素因数の和:3305

約数の個数: 24

約数和(自身を含む): 247447200

約数和(自身を除く): 108726388

約数列:

[1, 2, 4, 103, 109, 206, 218, 412, 436, 3089, 6178, 11227, 12356, 22454, 44908, 318167, 336701, 636334, 673402, 1272668, 1346804, 34680203, 69360406, 138720812]

約数ペア:

[(1, 138720812), (2, 69360406), (4, 34680203), (103, 1346804), (109, 1272668), (206, 673402), (218, 636334), (412, 336701), (436, 318167), (3089, 44908), (6178, 22454), (11227, 12356)]