919881599

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{307}}^1\times {\mathrm{1733}}^1$

素因数の和:2079

約数の個数: 32

約数和(自身を含む): 1196321280

約数和(自身を除く): 276439681

約数列:

[1, 7, 13, 19, 91, 133, 247, 307, 1729, 1733, 2149, 3991, 5833, 12131, 22529, 27937, 32927, 40831, 75829, 157703, 230489, 428051, 530803, 532031, 2996357, 3724217, 6916403, 10108589, 48414821, 70760123, 131411657, 919881599]

約数ペア:

[(1, 919881599), (7, 131411657), (13, 70760123), (19, 48414821), (91, 10108589), (133, 6916403), (247, 3724217), (307, 2996357), (1729, 532031), (1733, 530803), (2149, 428051), (3991, 230489), (5833, 157703), (12131, 75829), (22529, 40831), (27937, 32927)]