217266174

素因数分解:

$2^1\times 3^2\times {\mathrm{139}}^1\times {\mathrm{86837}}^1$

素因数の和:86984

約数の個数: 24

約数和(自身を含む): 474135480

約数和(自身を除く): 256869306

約数列:

[1, 2, 3, 6, 9, 18, 139, 278, 417, 834, 1251, 2502, 86837, 173674, 260511, 521022, 781533, 1563066, 12070343, 24140686, 36211029, 72422058, 108633087, 217266174]

約数ペア:

[(1, 217266174), (2, 108633087), (3, 72422058), (6, 36211029), (9, 24140686), (18, 12070343), (139, 1563066), (278, 781533), (417, 521022), (834, 260511), (1251, 173674), (2502, 86837)]