1729189

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{1321}}^1$

素因数の和:1356

約数の個数: 16

約数和(自身を含む): 2284416

約数和(自身を除く): 555227

約数列:

[1, 7, 11, 17, 77, 119, 187, 1309, 1321, 9247, 14531, 22457, 101717, 157199, 247027, 1729189]

約数ペア:

[(1, 1729189), (7, 247027), (11, 157199), (17, 101717), (77, 22457), (119, 14531), (187, 9247), (1309, 1321)]