78131556

素因数分解:

$2^2\times 3^2\times {\mathrm{2170321}}^1$

素因数の和:2170331

約数の個数: 18

約数和(自身を含む): 197499302

約数和(自身を除く): 119367746

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 2170321, 4340642, 6510963, 8681284, 13021926, 19532889, 26043852, 39065778, 78131556]

約数ペア:

[(1, 78131556), (2, 39065778), (3, 26043852), (4, 19532889), (6, 13021926), (9, 8681284), (12, 6510963), (18, 4340642), (36, 2170321)]