2181267823

素因数分解:

$7^1\times {\mathrm{229}}^1\times {\mathrm{331}}^1\times {\mathrm{4111}}^1$

素因数の和:4678

約数の個数: 16

約数和(自身を含む): 2511938560

約数和(自身を除く): 330670737

約数列:

[1, 7, 229, 331, 1603, 2317, 4111, 28777, 75799, 530593, 941419, 1360741, 6589933, 9525187, 311609689, 2181267823]

約数ペア:

[(1, 2181267823), (7, 311609689), (229, 9525187), (331, 6589933), (1603, 1360741), (2317, 941419), (4111, 530593), (28777, 75799)]