217073233

素因数分解:

${\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{1009}}^1$

素因数の和:1121

約数の個数: 24

約数和(自身を含む): 251368800

約数和(自身を除く): 34295567

約数列:

[1, 13, 19, 67, 169, 247, 871, 1009, 1273, 3211, 11323, 13117, 16549, 19171, 67603, 170521, 215137, 249223, 878839, 1284457, 3239899, 11424907, 16697941, 217073233]

約数ペア:

[(1, 217073233), (13, 16697941), (19, 11424907), (67, 3239899), (169, 1284457), (247, 878839), (871, 249223), (1009, 215137), (1273, 170521), (3211, 67603), (11323, 19171), (13117, 16549)]