221401766

素因数分解:

$2^1\times {\mathrm{79}}^1\times {\mathrm{509}}^1\times {\mathrm{2753}}^1$

素因数の和:3343

約数の個数: 16

約数和(自身を含む): 337089600

約数和(自身を除く): 115687834

約数列:

[1, 2, 79, 158, 509, 1018, 2753, 5506, 40211, 80422, 217487, 434974, 1401277, 2802554, 110700883, 221401766]

約数ペア:

[(1, 221401766), (2, 110700883), (79, 2802554), (158, 1401277), (509, 434974), (1018, 217487), (2753, 80422), (5506, 40211)]