255364577

素因数分解:

${\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{617}}^1$

素因数の和:753

約数の個数: 24

約数和(自身を含む): 289520640

約数和(自身を除く): 34156063

約数列:

[1, 13, 31, 79, 169, 403, 617, 1027, 2449, 5239, 8021, 13351, 19127, 31837, 48743, 104273, 248651, 413881, 633659, 1511033, 3232463, 8237567, 19643429, 255364577]

約数ペア:

[(1, 255364577), (13, 19643429), (31, 8237567), (79, 3232463), (169, 1511033), (403, 633659), (617, 413881), (1027, 248651), (2449, 104273), (5239, 48743), (8021, 31837), (13351, 19127)]