77787087

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{1999}}^1$

素因数の和:2135

約数の個数: 32

約数和(自身を含む): 126720000

約数和(自身を除く): 48932913

約数列:

[1, 3, 7, 17, 21, 51, 109, 119, 327, 357, 763, 1853, 1999, 2289, 5559, 5997, 12971, 13993, 33983, 38913, 41979, 101949, 217891, 237881, 653673, 713643, 1525237, 3704147, 4575711, 11112441, 25929029, 77787087]

約数ペア:

[(1, 77787087), (3, 25929029), (7, 11112441), (17, 4575711), (21, 3704147), (51, 1525237), (109, 713643), (119, 653673), (327, 237881), (357, 217891), (763, 101949), (1853, 41979), (1999, 38913), (2289, 33983), (5559, 13993), (5997, 12971)]