12656565

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{113}}^1\times {\mathrm{131}}^1$

素因数の和:274

約数の個数: 48

約数和(自身を含む): 23474880

約数和(自身を除く): 10818315

約数列:

[1, 3, 5, 9, 15, 19, 45, 57, 95, 113, 131, 171, 285, 339, 393, 565, 655, 855, 1017, 1179, 1695, 1965, 2147, 2489, 5085, 5895, 6441, 7467, 10735, 12445, 14803, 19323, 22401, 32205, 37335, 44409, 74015, 96615, 112005, 133227, 222045, 281257, 666135, 843771, 1406285, 2531313, 4218855, 12656565]

約数ペア:

[(1, 12656565), (3, 4218855), (5, 2531313), (9, 1406285), (15, 843771), (19, 666135), (45, 281257), (57, 222045), (95, 133227), (113, 112005), (131, 96615), (171, 74015), (285, 44409), (339, 37335), (393, 32205), (565, 22401), (655, 19323), (855, 14803), (1017, 12445), (1179, 10735), (1695, 7467), (1965, 6441), (2147, 5895), (2489, 5085)]