487940817

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{105137}}^1$

素因数の和:105177

約数の個数: 32

約数和(自身を含む): 847832832

約数和(自身を除く): 359892015

約数列:

[1, 3, 7, 13, 17, 21, 39, 51, 91, 119, 221, 273, 357, 663, 1547, 4641, 105137, 315411, 735959, 1366781, 1787329, 2207877, 4100343, 5361987, 9567467, 12511303, 23235277, 28702401, 37533909, 69705831, 162646939, 487940817]

約数ペア:

[(1, 487940817), (3, 162646939), (7, 69705831), (13, 37533909), (17, 28702401), (21, 23235277), (39, 12511303), (51, 9567467), (91, 5361987), (119, 4100343), (221, 2207877), (273, 1787329), (357, 1366781), (663, 735959), (1547, 315411), (4641, 105137)]