86516215

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{21179}}^1$

素因数の和:21246

約数の個数: 16

約数和(自身を含む): 111830400

約数和(自身を除く): 25314185

約数列:

[1, 5, 19, 43, 95, 215, 817, 4085, 21179, 105895, 402401, 910697, 2012005, 4553485, 17303243, 86516215]

約数ペア:

[(1, 86516215), (5, 17303243), (19, 4553485), (43, 2012005), (95, 910697), (215, 402401), (817, 105895), (4085, 21179)]