217787075

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{709}}^1\times {\mathrm{1117}}^1$

素因数の和:1847

約数の個数: 24

約数和(自身を含む): 295286160

約数和(自身を除く): 77499085

約数列:

[1, 5, 11, 25, 55, 275, 709, 1117, 3545, 5585, 7799, 12287, 17725, 27925, 38995, 61435, 194975, 307175, 791953, 3959765, 8711483, 19798825, 43557415, 217787075]

約数ペア:

[(1, 217787075), (5, 43557415), (11, 19798825), (25, 8711483), (55, 3959765), (275, 791953), (709, 307175), (1117, 194975), (3545, 61435), (5585, 38995), (7799, 27925), (12287, 17725)]