217204323

素因数分解:

$3^1\times 7^1\times {\mathrm{193}}^1\times {\mathrm{53591}}^1$

素因数の和:53794

約数の個数: 16

約数和(自身を含む): 332699136

約数和(自身を除く): 115494813

約数列:

[1, 3, 7, 21, 193, 579, 1351, 4053, 53591, 160773, 375137, 1125411, 10343063, 31029189, 72401441, 217204323]

約数ペア:

[(1, 217204323), (3, 72401441), (7, 31029189), (21, 10343063), (193, 1125411), (579, 375137), (1351, 160773), (4053, 53591)]