28663115

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23209}}^1$

素因数の和:23246

約数の個数: 16

約数和(自身を含む): 38992800

約数和(自身を除く): 10329685

約数列:

[1, 5, 13, 19, 65, 95, 247, 1235, 23209, 116045, 301717, 440971, 1508585, 2204855, 5732623, 28663115]

約数ペア:

[(1, 28663115), (5, 5732623), (13, 2204855), (19, 1508585), (65, 440971), (95, 301717), (247, 116045), (1235, 23209)]