81113222

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{109}}^1\times {\mathrm{509}}^1$

素因数の和:680

約数の個数: 32

約数和(自身を含む): 133293600

約数和(自身を除く): 52180378

約数列:

[1, 2, 17, 34, 43, 86, 109, 218, 509, 731, 1018, 1462, 1853, 3706, 4687, 8653, 9374, 17306, 21887, 43774, 55481, 79679, 110962, 159358, 372079, 744158, 943177, 1886354, 2385683, 4771366, 40556611, 81113222]

約数ペア:

[(1, 81113222), (2, 40556611), (17, 4771366), (34, 2385683), (43, 1886354), (86, 943177), (109, 744158), (218, 372079), (509, 159358), (731, 110962), (1018, 79679), (1462, 55481), (1853, 43774), (3706, 21887), (4687, 17306), (8653, 9374)]