27790973

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{1543}}^1$

素因数の和:1664

約数の個数: 16

約数和(自身を含む): 33202176

約数和(自身を除く): 5411203

約数列:

[1, 7, 31, 83, 217, 581, 1543, 2573, 10801, 18011, 47833, 128069, 334831, 896483, 3970139, 27790973]

約数ペア:

[(1, 27790973), (7, 3970139), (31, 896483), (83, 334831), (217, 128069), (581, 47833), (1543, 18011), (2573, 10801)]