2865720259577

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{397}}^1\times {\mathrm{1091}}^1\times {\mathrm{49747}}^1$

素因数の和:51261

約数の個数: 32

約数和(自身を含む): 3459404282880

約数和(自身を除く): 593684023303

約数列:

[1, 7, 19, 133, 397, 1091, 2779, 7543, 7637, 20729, 49747, 52801, 145103, 348229, 433127, 945193, 3031889, 6616351, 8229413, 19749559, 54273977, 57605891, 138246913, 375241621, 379917839, 1031205563, 2626691347, 7218438941, 21546768869, 150827382083, 409388608511, 2865720259577]

約数ペア:

[(1, 2865720259577), (7, 409388608511), (19, 150827382083), (133, 21546768869), (397, 7218438941), (1091, 2626691347), (2779, 1031205563), (7543, 379917839), (7637, 375241621), (20729, 138246913), (49747, 57605891), (52801, 54273977), (145103, 19749559), (348229, 8229413), (433127, 6616351), (945193, 3031889)]