3988965

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{15643}}^1$

素因数の和:15668

約数の個数: 16

約数和(自身を含む): 6758208

約数和(自身を除く): 2769243

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 15643, 46929, 78215, 234645, 265931, 797793, 1329655, 3988965]

約数ペア:

[(1, 3988965), (3, 1329655), (5, 797793), (15, 265931), (17, 234645), (51, 78215), (85, 46929), (255, 15643)]