87481023

素因数分解:

$3^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{20521}}^1$

素因数の和:20567

約数の個数: 24

約数和(自身を含む): 140370480

約数和(自身を除く): 52889457

約数列:

[1, 3, 7, 21, 29, 49, 87, 147, 203, 609, 1421, 4263, 20521, 61563, 143647, 430941, 595109, 1005529, 1785327, 3016587, 4165763, 12497289, 29160341, 87481023]

約数ペア:

[(1, 87481023), (3, 29160341), (7, 12497289), (21, 4165763), (29, 3016587), (49, 1785327), (87, 1005529), (147, 595109), (203, 430941), (609, 143647), (1421, 61563), (4263, 20521)]