258878737

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{1303}}^1$

素因数の和:1393

約数の個数: 32

約数和(自身を含む): 315463680

約数和(自身を除く): 56584943

約数列:

[1, 13, 17, 29, 31, 221, 377, 403, 493, 527, 899, 1303, 6409, 6851, 11687, 15283, 16939, 22151, 37787, 40393, 198679, 287963, 491231, 525109, 642379, 686681, 1171397, 8350927, 8926853, 15228161, 19913749, 258878737]

約数ペア:

[(1, 258878737), (13, 19913749), (17, 15228161), (29, 8926853), (31, 8350927), (221, 1171397), (377, 686681), (403, 642379), (493, 525109), (527, 491231), (899, 287963), (1303, 198679), (6409, 40393), (6851, 37787), (11687, 22151), (15283, 16939)]