15740040978

素因数分解:

$2^1\times 3^2\times {\mathrm{71}}^1\times {\mathrm{12316151}}^1$

素因数の和:12316230

約数の個数: 24

約数和(自身を含む): 34583754816

約数和(自身を除く): 18843713838

約数列:

[1, 2, 3, 6, 9, 18, 71, 142, 213, 426, 639, 1278, 12316151, 24632302, 36948453, 73896906, 110845359, 221690718, 874446721, 1748893442, 2623340163, 5246680326, 7870020489, 15740040978]

約数ペア:

[(1, 15740040978), (2, 7870020489), (3, 5246680326), (6, 2623340163), (9, 1748893442), (18, 874446721), (71, 221690718), (142, 110845359), (213, 73896906), (426, 36948453), (639, 24632302), (1278, 12316151)]