42972019911

素因数分解:

$3^3\times {\mathrm{73}}^1\times {\mathrm{21802141}}^1$

素因数の和:21802223

約数の個数: 16

約数和(自身を含む): 64534340320

約数和(自身を除く): 21562320409

約数列:

[1, 3, 9, 27, 73, 219, 657, 1971, 21802141, 65406423, 196219269, 588657807, 1591556293, 4774668879, 14324006637, 42972019911]

約数ペア:

[(1, 42972019911), (3, 14324006637), (9, 4774668879), (27, 1591556293), (73, 588657807), (219, 196219269), (657, 65406423), (1971, 21802141)]