31311228

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{200713}}^1$

素因数の和:200733

約数の個数: 24

約数和(自身を含む): 78679888

約数和(自身を除く): 47368660

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 200713, 401426, 602139, 802852, 1204278, 2408556, 2609269, 5218538, 7827807, 10437076, 15655614, 31311228]

約数ペア:

[(1, 31311228), (2, 15655614), (3, 10437076), (4, 7827807), (6, 5218538), (12, 2609269), (13, 2408556), (26, 1204278), (39, 802852), (52, 602139), (78, 401426), (156, 200713)]