642515331

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{160669}}^1$

素因数の和:160746

約数の個数: 16

約数和(自身を含む): 904893440

約数和(自身を除く): 262378109

約数列:

[1, 3, 31, 43, 93, 129, 1333, 3999, 160669, 482007, 4980739, 6908767, 14942217, 20726301, 214171777, 642515331]

約数ペア:

[(1, 642515331), (3, 214171777), (31, 20726301), (43, 14942217), (93, 6908767), (129, 4980739), (1333, 482007), (3999, 160669)]