23640591

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{181}}^1\times {\mathrm{197}}^1$

素因数の和:411

約数の個数: 32

約数和(自身を含む): 36324288

約数和(自身を除く): 12683697

約数列:

[1, 3, 13, 17, 39, 51, 181, 197, 221, 543, 591, 663, 2353, 2561, 3077, 3349, 7059, 7683, 9231, 10047, 35657, 40001, 43537, 106971, 120003, 130611, 463541, 606169, 1390623, 1818507, 7880197, 23640591]

約数ペア:

[(1, 23640591), (3, 7880197), (13, 1818507), (17, 1390623), (39, 606169), (51, 463541), (181, 130611), (197, 120003), (221, 106971), (543, 43537), (591, 40001), (663, 35657), (2353, 10047), (2561, 9231), (3077, 7683), (3349, 7059)]