831489399

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{308989}}^1$

素因数の和:309031

約数の個数: 24

約数和(自身を含む): 1349668320

約数和(自身を除く): 518178921

約数列:

[1, 3, 9, 13, 23, 39, 69, 117, 207, 299, 897, 2691, 308989, 926967, 2780901, 4016857, 7106747, 12050571, 21320241, 36151713, 63960723, 92387711, 277163133, 831489399]

約数ペア:

[(1, 831489399), (3, 277163133), (9, 92387711), (13, 63960723), (23, 36151713), (39, 21320241), (69, 12050571), (117, 7106747), (207, 4016857), (299, 2780901), (897, 926967), (2691, 308989)]