129439071

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{397}}^1\times {\mathrm{2131}}^1$

素因数の和:2551

約数の個数: 24

約数和(自身を含む): 198557424

約数和(自身を除く): 69118353

約数列:

[1, 3, 9, 17, 51, 153, 397, 1191, 2131, 3573, 6393, 6749, 19179, 20247, 36227, 60741, 108681, 326043, 846007, 2538021, 7614063, 14382119, 43146357, 129439071]

約数ペア:

[(1, 129439071), (3, 43146357), (9, 14382119), (17, 7614063), (51, 2538021), (153, 846007), (397, 326043), (1191, 108681), (2131, 60741), (3573, 36227), (6393, 20247), (6749, 19179)]