28991028

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{219629}}^1$

素因数の和:219647

約数の個数: 24

約数和(自身を含む): 73795680

約数和(自身を除く): 44804652

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 66, 132, 219629, 439258, 658887, 878516, 1317774, 2415919, 2635548, 4831838, 7247757, 9663676, 14495514, 28991028]

約数ペア:

[(1, 28991028), (2, 14495514), (3, 9663676), (4, 7247757), (6, 4831838), (11, 2635548), (12, 2415919), (22, 1317774), (33, 878516), (44, 658887), (66, 439258), (132, 219629)]