157972761

素因数分解:

$3^4\times {\mathrm{311}}^1\times {\mathrm{6271}}^1$

素因数の和:6594

約数の個数: 20

約数和(自身を含む): 236780544

約数和(自身を除く): 78807783

約数列:

[1, 3, 9, 27, 81, 311, 933, 2799, 6271, 8397, 18813, 25191, 56439, 169317, 507951, 1950281, 5850843, 17552529, 52657587, 157972761]

約数ペア:

[(1, 157972761), (3, 52657587), (9, 17552529), (27, 5850843), (81, 1950281), (311, 507951), (933, 169317), (2799, 56439), (6271, 25191), (8397, 18813)]