281270568

素因数分解:

$2^3\times 3^1\times {\mathrm{43}}^1\times {\mathrm{272549}}^1$

素因数の和:272601

約数の個数: 32

約数和(自身を含む): 719532000

約数和(自身を除く): 438261432

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 43, 86, 129, 172, 258, 344, 516, 1032, 272549, 545098, 817647, 1090196, 1635294, 2180392, 3270588, 6541176, 11719607, 23439214, 35158821, 46878428, 70317642, 93756856, 140635284, 281270568]

約数ペア:

[(1, 281270568), (2, 140635284), (3, 93756856), (4, 70317642), (6, 46878428), (8, 35158821), (12, 23439214), (24, 11719607), (43, 6541176), (86, 3270588), (129, 2180392), (172, 1635294), (258, 1090196), (344, 817647), (516, 545098), (1032, 272549)]