397129668

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{2545703}}^1$

素因数の和:2545723

約数の個数: 24

約数和(自身を含む): 997915968

約数和(自身を除く): 600786300

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 2545703, 5091406, 7637109, 10182812, 15274218, 30548436, 33094139, 66188278, 99282417, 132376556, 198564834, 397129668]

約数ペア:

[(1, 397129668), (2, 198564834), (3, 132376556), (4, 99282417), (6, 66188278), (12, 33094139), (13, 30548436), (26, 15274218), (39, 10182812), (52, 7637109), (78, 5091406), (156, 2545703)]