726305525

素因数分解:

$5^2\times {\mathrm{11}}^2\times {\mathrm{240101}}^1$

素因数の和:240133

約数の個数: 18

約数和(自身を含む): 989940546

約数和(自身を除く): 263635021

約数列:

[1, 5, 11, 25, 55, 121, 275, 605, 3025, 240101, 1200505, 2641111, 6002525, 13205555, 29052221, 66027775, 145261105, 726305525]

約数ペア:

[(1, 726305525), (5, 145261105), (11, 66027775), (25, 29052221), (55, 13205555), (121, 6002525), (275, 2641111), (605, 1200505), (3025, 240101)]