18125493

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{157}}^1\times {\mathrm{1327}}^1$

素因数の和:1516

約数の個数: 16

約数和(自身を含む): 25178880

約数和(自身を除く): 7053387

約数列:

[1, 3, 29, 87, 157, 471, 1327, 3981, 4553, 13659, 38483, 115449, 208339, 625017, 6041831, 18125493]

約数ペア:

[(1, 18125493), (3, 6041831), (29, 625017), (87, 208339), (157, 115449), (471, 38483), (1327, 13659), (3981, 4553)]