138421608

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{443659}}^1$

素因数の和:443681

約数の個数: 32

約数和(自身を含む): 372674400

約数和(自身を除く): 234252792

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 312, 443659, 887318, 1330977, 1774636, 2661954, 3549272, 5323908, 5767567, 10647816, 11535134, 17302701, 23070268, 34605402, 46140536, 69210804, 138421608]

約数ペア:

[(1, 138421608), (2, 69210804), (3, 46140536), (4, 34605402), (6, 23070268), (8, 17302701), (12, 11535134), (13, 10647816), (24, 5767567), (26, 5323908), (39, 3549272), (52, 2661954), (78, 1774636), (104, 1330977), (156, 887318), (312, 443659)]