258157072

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{556373}}^1$

素因数の和:556410

約数の個数: 20

約数和(自身を含む): 517427820

約数和(自身を除く): 259270748

約数列:

[1, 2, 4, 8, 16, 29, 58, 116, 232, 464, 556373, 1112746, 2225492, 4450984, 8901968, 16134817, 32269634, 64539268, 129078536, 258157072]

約数ペア:

[(1, 258157072), (2, 129078536), (4, 64539268), (8, 32269634), (16, 16134817), (29, 8901968), (58, 4450984), (116, 2225492), (232, 1112746), (464, 556373)]