291300087

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{240943}}^1$

素因数の和:240990

約数の個数: 16

約数和(自身を含む): 431771648

約数和(自身を除く): 140471561

約数列:

[1, 3, 13, 31, 39, 93, 403, 1209, 240943, 722829, 3132259, 7469233, 9396777, 22407699, 97100029, 291300087]

約数ペア:

[(1, 291300087), (3, 97100029), (13, 22407699), (31, 9396777), (39, 7469233), (93, 3132259), (403, 722829), (1209, 240943)]