243256

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{2339}}^1$

素因数の和:2358

約数の個数: 16

約数和(自身を含む): 491400

約数和(自身を除く): 248144

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 2339, 4678, 9356, 18712, 30407, 60814, 121628, 243256]

約数ペア:

[(1, 243256), (2, 121628), (4, 60814), (8, 30407), (13, 18712), (26, 9356), (52, 4678), (104, 2339)]