2491027

素因数分解:

$7^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{173}}^1$

素因数の和:219

約数の個数: 24

約数和(自身を含む): 3332448

約数和(自身を除く): 841421

約数列:

[1, 7, 11, 17, 77, 119, 121, 173, 187, 847, 1211, 1309, 1903, 2057, 2941, 13321, 14399, 20587, 20933, 32351, 146531, 226457, 355861, 2491027]

約数ペア:

[(1, 2491027), (7, 355861), (11, 226457), (17, 146531), (77, 32351), (119, 20933), (121, 20587), (173, 14399), (187, 13321), (847, 2941), (1211, 2057), (1309, 1903)]