1247880189

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{1637}}^1\times {\mathrm{14947}}^1$

素因数の和:16604

約数の個数: 16

約数和(自身を含む): 1762907328

約数和(自身を除く): 515027139

約数列:

[1, 3, 17, 51, 1637, 4911, 14947, 27829, 44841, 83487, 254099, 762297, 24468239, 73404717, 415960063, 1247880189]

約数ペア:

[(1, 1247880189), (3, 415960063), (17, 73404717), (51, 24468239), (1637, 762297), (4911, 254099), (14947, 83487), (27829, 44841)]