131489883

素因数分解:

$3^2\times 7^2\times {\mathrm{17}}^1\times {\mathrm{17539}}^1$

素因数の和:17576

約数の個数: 36

約数和(自身を含む): 233948520

約数和(自身を除く): 102458637

約数列:

[1, 3, 7, 9, 17, 21, 49, 51, 63, 119, 147, 153, 357, 441, 833, 1071, 2499, 7497, 17539, 52617, 122773, 157851, 298163, 368319, 859411, 894489, 1104957, 2087141, 2578233, 2683467, 6261423, 7734699, 14609987, 18784269, 43829961, 131489883]

約数ペア:

[(1, 131489883), (3, 43829961), (7, 18784269), (9, 14609987), (17, 7734699), (21, 6261423), (49, 2683467), (51, 2578233), (63, 2087141), (119, 1104957), (147, 894489), (153, 859411), (357, 368319), (441, 298163), (833, 157851), (1071, 122773), (2499, 52617), (7497, 17539)]