320445867

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{349}}^1\times {\mathrm{1901}}^1$

素因数の和:2283

約数の個数: 32

約数和(自身を含む): 511257600

約数和(自身を除く): 190811733

約数列:

[1, 3, 7, 21, 23, 69, 161, 349, 483, 1047, 1901, 2443, 5703, 7329, 8027, 13307, 24081, 39921, 43723, 56189, 131169, 168567, 306061, 663449, 918183, 1990347, 4644143, 13932429, 15259327, 45777981, 106815289, 320445867]

約数ペア:

[(1, 320445867), (3, 106815289), (7, 45777981), (21, 15259327), (23, 13932429), (69, 4644143), (161, 1990347), (349, 918183), (483, 663449), (1047, 306061), (1901, 168567), (2443, 131169), (5703, 56189), (7329, 43723), (8027, 39921), (13307, 24081)]