81931248

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{81281}}^1$

素因数の和:81302

約数の個数: 60

約数和(自身を含む): 262053168

約数和(自身を除く): 180121920

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 36, 42, 48, 56, 63, 72, 84, 112, 126, 144, 168, 252, 336, 504, 1008, 81281, 162562, 243843, 325124, 487686, 568967, 650248, 731529, 975372, 1137934, 1300496, 1463058, 1706901, 1950744, 2275868, 2926116, 3413802, 3901488, 4551736, 5120703, 5852232, 6827604, 9103472, 10241406, 11704464, 13655208, 20482812, 27310416, 40965624, 81931248]

約数ペア:

[(1, 81931248), (2, 40965624), (3, 27310416), (4, 20482812), (6, 13655208), (7, 11704464), (8, 10241406), (9, 9103472), (12, 6827604), (14, 5852232), (16, 5120703), (18, 4551736), (21, 3901488), (24, 3413802), (28, 2926116), (36, 2275868), (42, 1950744), (48, 1706901), (56, 1463058), (63, 1300496), (72, 1137934), (84, 975372), (112, 731529), (126, 650248), (144, 568967), (168, 487686), (252, 325124), (336, 243843), (504, 162562), (1008, 81281)]