12173205

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{353}}^1$

素因数の和:402

約数の個数: 48

約数和(自身を含む): 22599360

約数和(自身を除く): 10426155

約数列:

[1, 3, 5, 11, 15, 19, 33, 55, 57, 95, 121, 165, 209, 285, 353, 363, 605, 627, 1045, 1059, 1765, 1815, 2299, 3135, 3883, 5295, 6707, 6897, 11495, 11649, 19415, 20121, 33535, 34485, 42713, 58245, 73777, 100605, 128139, 213565, 221331, 368885, 640695, 811547, 1106655, 2434641, 4057735, 12173205]

約数ペア:

[(1, 12173205), (3, 4057735), (5, 2434641), (11, 1106655), (15, 811547), (19, 640695), (33, 368885), (55, 221331), (57, 213565), (95, 128139), (121, 100605), (165, 73777), (209, 58245), (285, 42713), (353, 34485), (363, 33535), (605, 20121), (627, 19415), (1045, 11649), (1059, 11495), (1765, 6897), (1815, 6707), (2299, 5295), (3135, 3883)]