209083325

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{863}}^1\times {\mathrm{881}}^1$

素因数の和:1765

約数の個数: 24

約数和(自身を含む): 283481856

約数和(自身を除く): 74398531

約数列:

[1, 5, 11, 25, 55, 275, 863, 881, 4315, 4405, 9493, 9691, 21575, 22025, 47465, 48455, 237325, 242275, 760303, 3801515, 8363333, 19007575, 41816665, 209083325]

約数ペア:

[(1, 209083325), (5, 41816665), (11, 19007575), (25, 8363333), (55, 3801515), (275, 760303), (863, 242275), (881, 237325), (4315, 48455), (4405, 47465), (9493, 22025), (9691, 21575)]