12290575

素因数分解:

$5^2\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{239}}^1$

素因数の和:288

約数の個数: 36

約数和(自身を含む): 17811360

約数和(自身を除く): 5520785

約数列:

[1, 5, 11, 17, 25, 55, 85, 121, 187, 239, 275, 425, 605, 935, 1195, 2057, 2629, 3025, 4063, 4675, 5975, 10285, 13145, 20315, 28919, 44693, 51425, 65725, 101575, 144595, 223465, 491623, 722975, 1117325, 2458115, 12290575]

約数ペア:

[(1, 12290575), (5, 2458115), (11, 1117325), (17, 722975), (25, 491623), (55, 223465), (85, 144595), (121, 101575), (187, 65725), (239, 51425), (275, 44693), (425, 28919), (605, 20315), (935, 13145), (1195, 10285), (2057, 5975), (2629, 4675), (3025, 4063)]