201997263

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{211}}^1\times {\mathrm{24547}}^1$

素因数の和:24774

約数の個数: 16

約数和(自身を含む): 291433856

約数和(自身を除く): 89436593

約数列:

[1, 3, 13, 39, 211, 633, 2743, 8229, 24547, 73641, 319111, 957333, 5179417, 15538251, 67332421, 201997263]

約数ペア:

[(1, 201997263), (3, 67332421), (13, 15538251), (39, 5179417), (211, 957333), (633, 319111), (2743, 73641), (8229, 24547)]