172173815

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{1231}}^1\times {\mathrm{2543}}^1$

素因数の和:3790

約数の個数: 16

約数和(自身を含む): 225662976

約数和(自身を除く): 53489161

約数列:

[1, 5, 11, 55, 1231, 2543, 6155, 12715, 13541, 27973, 67705, 139865, 3130433, 15652165, 34434763, 172173815]

約数ペア:

[(1, 172173815), (5, 34434763), (11, 15652165), (55, 3130433), (1231, 139865), (2543, 67705), (6155, 27973), (12715, 13541)]