1398889553971

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{109}}^1\times {\mathrm{3811657}}^1$

素因数の和:3811823

約数の個数: 32

約数和(自身を含む): 1784465809280

約数和(自身を除く): 385576255309

約数列:

[1, 7, 13, 37, 91, 109, 259, 481, 763, 1417, 3367, 4033, 9919, 28231, 52429, 367003, 3811657, 26681599, 49551541, 141031309, 346860787, 415470613, 987219163, 1833407017, 2908294291, 5401117969, 12833849119, 15372412681, 37807825783, 107606888767, 199841364853, 1398889553971]

約数ペア:

[(1, 1398889553971), (7, 199841364853), (13, 107606888767), (37, 37807825783), (91, 15372412681), (109, 12833849119), (259, 5401117969), (481, 2908294291), (763, 1833407017), (1417, 987219163), (3367, 415470613), (4033, 346860787), (9919, 141031309), (28231, 49551541), (52429, 26681599), (367003, 3811657)]