26915147

素因数分解:

$7^1\times {\mathrm{41}}^1\times {\mathrm{191}}^1\times {\mathrm{491}}^1$

素因数の和:730

約数の個数: 16

約数和(自身を含む): 31739904

約数和(自身を除く): 4824757

約数列:

[1, 7, 41, 191, 287, 491, 1337, 3437, 7831, 20131, 54817, 93781, 140917, 656467, 3845021, 26915147]

約数ペア:

[(1, 26915147), (7, 3845021), (41, 656467), (191, 140917), (287, 93781), (491, 54817), (1337, 20131), (3437, 7831)]