2520609

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{1319}}^1$

素因数の和:1349

約数の個数: 24

約数和(自身を含む): 4213440

約数和(自身を除く): 1692831

約数列:

[1, 3, 7, 13, 21, 39, 49, 91, 147, 273, 637, 1319, 1911, 3957, 9233, 17147, 27699, 51441, 64631, 120029, 193893, 360087, 840203, 2520609]

約数ペア:

[(1, 2520609), (3, 840203), (7, 360087), (13, 193893), (21, 120029), (39, 64631), (49, 51441), (91, 27699), (147, 17147), (273, 9233), (637, 3957), (1319, 1911)]