27650721

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{1061}}^1$

素因数の和:1161

約数の個数: 32

約数和(自身を含む): 45266688

約数和(自身を除く): 17615967

約数列:

[1, 3, 7, 17, 21, 51, 73, 119, 219, 357, 511, 1061, 1241, 1533, 3183, 3723, 7427, 8687, 18037, 22281, 26061, 54111, 77453, 126259, 232359, 378777, 542171, 1316701, 1626513, 3950103, 9216907, 27650721]

約数ペア:

[(1, 27650721), (3, 9216907), (7, 3950103), (17, 1626513), (21, 1316701), (51, 542171), (73, 378777), (119, 232359), (219, 126259), (357, 77453), (511, 54111), (1061, 26061), (1241, 22281), (1533, 18037), (3183, 8687), (3723, 7427)]