28908903

素因数分解:

$3^1\times {\mathrm{53}}^1\times {\mathrm{113}}^1\times {\mathrm{1609}}^1$

素因数の和:1778

約数の個数: 16

約数和(自身を含む): 39644640

約数和(自身を除く): 10735737

約数列:

[1, 3, 53, 113, 159, 339, 1609, 4827, 5989, 17967, 85277, 181817, 255831, 545451, 9636301, 28908903]

約数ペア:

[(1, 28908903), (3, 9636301), (53, 545451), (113, 255831), (159, 181817), (339, 85277), (1609, 17967), (4827, 5989)]