20150911

素因数分解:

${\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{181}}^1\times {\mathrm{349}}^1$

素因数の和:570

約数の個数: 16

約数和(自身を含む): 22932000

約数和(自身を除く): 2781089

約数列:

[1, 11, 29, 181, 319, 349, 1991, 3839, 5249, 10121, 57739, 63169, 111331, 694859, 1831901, 20150911]

約数ペア:

[(1, 20150911), (11, 1831901), (29, 694859), (181, 111331), (319, 63169), (349, 57739), (1991, 10121), (3839, 5249)]