311946986

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{387031}}^1$

素因数の和:387077

約数の個数: 16

約数和(自身を含む): 520171008

約数和(自身を除く): 208224022

約数列:

[1, 2, 13, 26, 31, 62, 403, 806, 387031, 774062, 5031403, 10062806, 11997961, 23995922, 155973493, 311946986]

約数ペア:

[(1, 311946986), (2, 155973493), (13, 23995922), (26, 11997961), (31, 10062806), (62, 5031403), (403, 774062), (806, 387031)]