72388521

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{149}}^1\times {\mathrm{2347}}^1$

素因数の和:2525

約数の個数: 24

約数和(自身を含む): 109886400

約数和(自身を除く): 37497879

約数列:

[1, 3, 9, 23, 69, 149, 207, 447, 1341, 2347, 3427, 7041, 10281, 21123, 30843, 53981, 161943, 349703, 485829, 1049109, 3147327, 8043169, 24129507, 72388521]

約数ペア:

[(1, 72388521), (3, 24129507), (9, 8043169), (23, 3147327), (69, 1049109), (149, 485829), (207, 349703), (447, 161943), (1341, 53981), (2347, 30843), (3427, 21123), (7041, 10281)]