387707908

素因数分解:

$2^2\times 7^1\times {\mathrm{449}}^1\times {\mathrm{30839}}^1$

素因数の和:31299

約数の個数: 24

約数和(自身を含む): 777168000

約数和(自身を除く): 389460092

約数列:

[1, 2, 4, 7, 14, 28, 449, 898, 1796, 3143, 6286, 12572, 30839, 61678, 123356, 215873, 431746, 863492, 13846711, 27693422, 55386844, 96926977, 193853954, 387707908]

約数ペア:

[(1, 387707908), (2, 193853954), (4, 96926977), (7, 55386844), (14, 27693422), (28, 13846711), (449, 863492), (898, 431746), (1796, 215873), (3143, 123356), (6286, 61678), (12572, 30839)]