12972621

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{229}}^1\times {\mathrm{821}}^1$

素因数の和:1076

約数の個数: 16

約数和(自身を含む): 18149760

約数和(自身を除く): 5177139

約数列:

[1, 3, 23, 69, 229, 687, 821, 2463, 5267, 15801, 18883, 56649, 188009, 564027, 4324207, 12972621]

約数ペア:

[(1, 12972621), (3, 4324207), (23, 564027), (69, 188009), (229, 56649), (687, 18883), (821, 15801), (2463, 5267)]