27720905

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{2833}}^1$

素因数の和:2960

約数の個数: 16

約数和(自身を含む): 35368320

約数和(自身を除く): 7647415

約数列:

[1, 5, 19, 95, 103, 515, 1957, 2833, 9785, 14165, 53827, 269135, 291799, 1458995, 5544181, 27720905]

約数ペア:

[(1, 27720905), (5, 5544181), (19, 1458995), (95, 291799), (103, 269135), (515, 53827), (1957, 14165), (2833, 9785)]