490393617

素因数分解:

$3^1\times 7^3\times {\mathrm{181}}^1\times {\mathrm{2633}}^1$

素因数の和:2838

約数の個数: 32

約数和(自身を含む): 767020800

約数和(自身を除く): 276627183

約数列:

[1, 3, 7, 21, 49, 147, 181, 343, 543, 1029, 1267, 2633, 3801, 7899, 8869, 18431, 26607, 55293, 62083, 129017, 186249, 387051, 476573, 903119, 1429719, 2709357, 3336011, 10008033, 23352077, 70056231, 163464539, 490393617]

約数ペア:

[(1, 490393617), (3, 163464539), (7, 70056231), (21, 23352077), (49, 10008033), (147, 3336011), (181, 2709357), (343, 1429719), (543, 903119), (1029, 476573), (1267, 387051), (2633, 186249), (3801, 129017), (7899, 62083), (8869, 55293), (18431, 26607)]