280147203

素因数分解:

$3^2\times 7^1\times {\mathrm{1051}}^1\times {\mathrm{4231}}^1$

素因数の和:5295

約数の個数: 24

約数和(自身を含む): 463014656

約数和(自身を除く): 182867453

約数列:

[1, 3, 7, 9, 21, 63, 1051, 3153, 4231, 7357, 9459, 12693, 22071, 29617, 38079, 66213, 88851, 266553, 4446781, 13340343, 31127467, 40021029, 93382401, 280147203]

約数ペア:

[(1, 280147203), (3, 93382401), (7, 40021029), (9, 31127467), (21, 13340343), (63, 4446781), (1051, 266553), (3153, 88851), (4231, 66213), (7357, 38079), (9459, 29617), (12693, 22071)]