31888563

素因数分解:

$3^1\times 7^2\times {\mathrm{53}}^1\times {\mathrm{4093}}^1$

素因数の和:4163

約数の個数: 24

約数和(自身を含む): 50405328

約数和(自身を除く): 18516765

約数列:

[1, 3, 7, 21, 49, 53, 147, 159, 371, 1113, 2597, 4093, 7791, 12279, 28651, 85953, 200557, 216929, 601671, 650787, 1518503, 4555509, 10629521, 31888563]

約数ペア:

[(1, 31888563), (3, 10629521), (7, 4555509), (21, 1518503), (49, 650787), (53, 601671), (147, 216929), (159, 200557), (371, 85953), (1113, 28651), (2597, 12279), (4093, 7791)]