11970555

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{277}}^1$

素因数の和:395

約数の個数: 32

約数和(自身を含む): 19962624

約数和(自身を除く): 7992069

約数列:

[1, 3, 5, 15, 43, 67, 129, 201, 215, 277, 335, 645, 831, 1005, 1385, 2881, 4155, 8643, 11911, 14405, 18559, 35733, 43215, 55677, 59555, 92795, 178665, 278385, 798037, 2394111, 3990185, 11970555]

約数ペア:

[(1, 11970555), (3, 3990185), (5, 2394111), (15, 798037), (43, 278385), (67, 178665), (129, 92795), (201, 59555), (215, 55677), (277, 43215), (335, 35733), (645, 18559), (831, 14405), (1005, 11911), (1385, 8643), (2881, 4155)]