28604215

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{211}}^1\times {\mathrm{1427}}^1$

素因数の和:1662

約数の個数: 16

約数和(自身を含む): 36328320

約数和(自身を除く): 7724105

約数列:

[1, 5, 19, 95, 211, 1055, 1427, 4009, 7135, 20045, 27113, 135565, 301097, 1505485, 5720843, 28604215]

約数ペア:

[(1, 28604215), (5, 5720843), (19, 1505485), (95, 301097), (211, 135565), (1055, 27113), (1427, 20045), (4009, 7135)]