172860215

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{73091}}^1$

素因数の和:73150

約数の個数: 16

約数和(自身を含む): 231555456

約数和(自身を除く): 58695241

約数列:

[1, 5, 11, 43, 55, 215, 473, 2365, 73091, 365455, 804001, 3142913, 4020005, 15714565, 34572043, 172860215]

約数ペア:

[(1, 172860215), (5, 34572043), (11, 15714565), (43, 4020005), (55, 3142913), (215, 804001), (473, 365455), (2365, 73091)]