57138255

素因数分解:

$3^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{21521}}^1$

素因数の和:21591

約数の個数: 24

約数和(自身を含む): 100722960

約数和(自身を除く): 43584705

約数列:

[1, 3, 5, 9, 15, 45, 59, 177, 295, 531, 885, 2655, 21521, 64563, 107605, 193689, 322815, 968445, 1269739, 3809217, 6348695, 11427651, 19046085, 57138255]

約数ペア:

[(1, 57138255), (3, 19046085), (5, 11427651), (9, 6348695), (15, 3809217), (45, 1269739), (59, 968445), (177, 322815), (295, 193689), (531, 107605), (885, 64563), (2655, 21521)]