15947799

素因数分解:

$3^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{101}}^1\times {\mathrm{103}}^1$

素因数の和:287

約数の個数: 32

約数和(自身を含む): 25119744

約数和(自身を除く): 9171945

約数列:

[1, 3, 7, 21, 73, 101, 103, 219, 303, 309, 511, 707, 721, 1533, 2121, 2163, 7373, 7519, 10403, 22119, 22557, 31209, 51611, 52633, 72821, 154833, 157899, 218463, 759419, 2278257, 5315933, 15947799]

約数ペア:

[(1, 15947799), (3, 5315933), (7, 2278257), (21, 759419), (73, 218463), (101, 157899), (103, 154833), (219, 72821), (303, 52633), (309, 51611), (511, 31209), (707, 22557), (721, 22119), (1533, 10403), (2121, 7519), (2163, 7373)]