13120071

素因数分解:

$3^1\times {\mathrm{73}}^1\times {\mathrm{139}}^1\times {\mathrm{431}}^1$

素因数の和:646

約数の個数: 16

約数和(自身を含む): 17902080

約数和(自身を除く): 4782009

約数列:

[1, 3, 73, 139, 219, 417, 431, 1293, 10147, 30441, 31463, 59909, 94389, 179727, 4373357, 13120071]

約数ペア:

[(1, 13120071), (3, 4373357), (73, 179727), (139, 94389), (219, 59909), (417, 31463), (431, 30441), (1293, 10147)]