289690225

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{883}}^1\times {\mathrm{1193}}^1$

素因数の和:2097

約数の個数: 24

約数和(自身を含む): 392644512

約数和(自身を除く): 102954287

約数列:

[1, 5, 11, 25, 55, 275, 883, 1193, 4415, 5965, 9713, 13123, 22075, 29825, 48565, 65615, 242825, 328075, 1053419, 5267095, 11587609, 26335475, 57938045, 289690225]

約数ペア:

[(1, 289690225), (5, 57938045), (11, 26335475), (25, 11587609), (55, 5267095), (275, 1053419), (883, 328075), (1193, 242825), (4415, 65615), (5965, 48565), (9713, 29825), (13123, 22075)]