1720341729

素因数分解:

$3^2\times {\mathrm{401}}^1\times {\mathrm{476681}}^1$

素因数の和:477088

約数の個数: 12

約数和(自身を含む): 2491140132

約数和(自身を除く): 770798403

約数列:

[1, 3, 9, 401, 1203, 3609, 476681, 1430043, 4290129, 191149081, 573447243, 1720341729]

約数ペア:

[(1, 1720341729), (3, 573447243), (9, 191149081), (401, 4290129), (1203, 1430043), (3609, 476681)]