2557225

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{547}}^1$

素因数の和:585

約数の個数: 24

約数和(自身を含む): 3669408

約数和(自身を除く): 1112183

約数列:

[1, 5, 11, 17, 25, 55, 85, 187, 275, 425, 547, 935, 2735, 4675, 6017, 9299, 13675, 30085, 46495, 102289, 150425, 232475, 511445, 2557225]

約数ペア:

[(1, 2557225), (5, 511445), (11, 232475), (17, 150425), (25, 102289), (55, 46495), (85, 30085), (187, 13675), (275, 9299), (425, 6017), (547, 4675), (935, 2735)]