291330490

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{240769}}^1$

素因数の和:240798

約数の個数: 24

約数和(自身を含む): 576403380

約数和(自身を除く): 285072890

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 121, 242, 605, 1210, 240769, 481538, 1203845, 2407690, 2648459, 5296918, 13242295, 26484590, 29133049, 58266098, 145665245, 291330490]

約数ペア:

[(1, 291330490), (2, 145665245), (5, 58266098), (10, 29133049), (11, 26484590), (22, 13242295), (55, 5296918), (110, 2648459), (121, 2407690), (242, 1203845), (605, 481538), (1210, 240769)]