27620159

素因数分解:

$7^1\times {\mathrm{83}}^1\times {\mathrm{137}}^1\times {\mathrm{347}}^1$

素因数の和:574

約数の個数: 16

約数和(自身を含む): 32272128

約数和(自身を除く): 4651969

約数列:

[1, 7, 83, 137, 347, 581, 959, 2429, 11371, 28801, 47539, 79597, 201607, 332773, 3945737, 27620159]

約数ペア:

[(1, 27620159), (7, 3945737), (83, 332773), (137, 201607), (347, 79597), (581, 47539), (959, 28801), (2429, 11371)]