1393905639

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{2885933}}^1$

素因数の和:2885966

約数の個数: 16

約数和(自身を含む): 2216397312

約数和(自身を除く): 822491673

約数列:

[1, 3, 7, 21, 23, 69, 161, 483, 2885933, 8657799, 20201531, 60604593, 66376459, 199129377, 464635213, 1393905639]

約数ペア:

[(1, 1393905639), (3, 464635213), (7, 199129377), (21, 66376459), (23, 60604593), (69, 20201531), (161, 8657799), (483, 2885933)]