221895381

素因数分解:

$3^1\times {\mathrm{179}}^1\times {\mathrm{193}}^1\times {\mathrm{2141}}^1$

素因数の和:2516

約数の個数: 16

約数和(自身を含む): 299194560

約数和(自身を除く): 77299179

約数列:

[1, 3, 179, 193, 537, 579, 2141, 6423, 34547, 103641, 383239, 413213, 1149717, 1239639, 73965127, 221895381]

約数ペア:

[(1, 221895381), (3, 73965127), (179, 1239639), (193, 1149717), (537, 413213), (579, 383239), (2141, 103641), (6423, 34547)]