81738514

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{181}}^1\times {\mathrm{1579}}^1$

素因数の和:1786

約数の個数: 32

約数和(自身を含む): 144930240

約数和(自身を除く): 63191726

約数列:

[1, 2, 11, 13, 22, 26, 143, 181, 286, 362, 1579, 1991, 2353, 3158, 3982, 4706, 17369, 20527, 25883, 34738, 41054, 51766, 225797, 285799, 451594, 571598, 3143789, 3715387, 6287578, 7430774, 40869257, 81738514]

約数ペア:

[(1, 81738514), (2, 40869257), (11, 7430774), (13, 6287578), (22, 3715387), (26, 3143789), (143, 571598), (181, 451594), (286, 285799), (362, 225797), (1579, 51766), (1991, 41054), (2353, 34738), (3158, 25883), (3982, 20527), (4706, 17369)]