2791537

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{151}}^1$

素因数の和:316

約数の個数: 16

約数和(自身を含む): 3404800

約数和(自身を除く): 613263

約数列:

[1, 7, 19, 133, 139, 151, 973, 1057, 2641, 2869, 18487, 20083, 20989, 146923, 398791, 2791537]

約数ペア:

[(1, 2791537), (7, 398791), (19, 146923), (133, 20989), (139, 20083), (151, 18487), (973, 2869), (1057, 2641)]