2705885

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{313}}^1$

素因数の和:357

約数の個数: 32

約数和(自身を含む): 4220160

約数和(自身を除く): 1514275

約数列:

[1, 5, 7, 13, 19, 35, 65, 91, 95, 133, 247, 313, 455, 665, 1235, 1565, 1729, 2191, 4069, 5947, 8645, 10955, 20345, 28483, 29735, 41629, 77311, 142415, 208145, 386555, 541177, 2705885]

約数ペア:

[(1, 2705885), (5, 541177), (7, 386555), (13, 208145), (19, 142415), (35, 77311), (65, 41629), (91, 29735), (95, 28483), (133, 20345), (247, 10955), (313, 8645), (455, 5947), (665, 4069), (1235, 2191), (1565, 1729)]