71964567

素因数分解:

$3^2\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{2789}}^1$

素因数の和:2903

約数の個数: 24

約数和(自身を含む): 107939520

約数和(自身を除く): 35974953

約数列:

[1, 3, 9, 47, 61, 141, 183, 423, 549, 2789, 2867, 8367, 8601, 25101, 25803, 131083, 170129, 393249, 510387, 1179747, 1531161, 7996063, 23988189, 71964567]

約数ペア:

[(1, 71964567), (3, 23988189), (9, 7996063), (47, 1531161), (61, 1179747), (141, 510387), (183, 393249), (423, 170129), (549, 131083), (2789, 25803), (2867, 25101), (8367, 8601)]