138439528

素因数分解:

$2^3\times {\mathrm{439}}^1\times {\mathrm{39419}}^1$

素因数の和:39864

約数の個数: 16

約数和(自身を含む): 260172000

約数和(自身を除く): 121732472

約数列:

[1, 2, 4, 8, 439, 878, 1756, 3512, 39419, 78838, 157676, 315352, 17304941, 34609882, 69219764, 138439528]

約数ペア:

[(1, 138439528), (2, 69219764), (4, 34609882), (8, 17304941), (439, 315352), (878, 157676), (1756, 78838), (3512, 39419)]