218583407

素因数分解:

$7^1\times {\mathrm{103}}^1\times {\mathrm{157}}^1\times {\mathrm{1931}}^1$

素因数の和:2198

約数の個数: 16

約数和(自身を含む): 253972992

約数和(自身を除く): 35389585

約数列:

[1, 7, 103, 157, 721, 1099, 1931, 13517, 16171, 113197, 198893, 303167, 1392251, 2122169, 31226201, 218583407]

約数ペア:

[(1, 218583407), (7, 31226201), (103, 2122169), (157, 1392251), (721, 303167), (1099, 198893), (1931, 113197), (13517, 16171)]