4040407

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{1787}}^1$

素因数の和:1830

約数の個数: 16

約数和(自身を含む): 5149440

約数和(自身を除く): 1109033

約数列:

[1, 7, 17, 19, 119, 133, 323, 1787, 2261, 12509, 30379, 33953, 212653, 237671, 577201, 4040407]

約数ペア:

[(1, 4040407), (7, 577201), (17, 237671), (19, 212653), (119, 33953), (133, 30379), (323, 12509), (1787, 2261)]