220142103

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{157}}^1\times {\mathrm{227}}^1$

素因数の和:487

約数の個数: 32

約数和(自身を含む): 311247360

約数和(自身を除く): 91105257

約数列:

[1, 3, 29, 71, 87, 157, 213, 227, 471, 681, 2059, 4553, 6177, 6583, 11147, 13659, 16117, 19749, 33441, 35639, 48351, 106917, 323263, 467393, 969789, 1033531, 1402179, 2530369, 3100593, 7591107, 73380701, 220142103]

約数ペア:

[(1, 220142103), (3, 73380701), (29, 7591107), (71, 3100593), (87, 2530369), (157, 1402179), (213, 1033531), (227, 969789), (471, 467393), (681, 323263), (2059, 106917), (4553, 48351), (6177, 35639), (6583, 33441), (11147, 19749), (13659, 16117)]