643048221

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{727}}^1\times {\mathrm{9511}}^1$

素因数の和:10272

約数の個数: 16

約数和(自身を含む): 886366208

約数和(自身を除く): 243317987

約数列:

[1, 3, 31, 93, 727, 2181, 9511, 22537, 28533, 67611, 294841, 884523, 6914497, 20743491, 214349407, 643048221]

約数ペア:

[(1, 643048221), (3, 214349407), (31, 20743491), (93, 6914497), (727, 884523), (2181, 294841), (9511, 67611), (22537, 28533)]