7121681788

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{641}}^1\times {\mathrm{213659}}^1$

素因数の和:214317

約数の個数: 24

約数和(自身を含む): 13442632560

約数和(自身を除く): 6320950772

約数列:

[1, 2, 4, 13, 26, 52, 641, 1282, 2564, 8333, 16666, 33332, 213659, 427318, 854636, 2777567, 5555134, 11110268, 136955419, 273910838, 547821676, 1780420447, 3560840894, 7121681788]

約数ペア:

[(1, 7121681788), (2, 3560840894), (4, 1780420447), (13, 547821676), (26, 273910838), (52, 136955419), (641, 11110268), (1282, 5555134), (2564, 2777567), (8333, 854636), (16666, 427318), (33332, 213659)]