8178417

素因数分解:

$3^2\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{283}}^1$

素因数の和:334

約数の個数: 36

約数和(自身を含む): 13512720

約数和(自身を除く): 5334303

約数列:

[1, 3, 9, 13, 19, 39, 57, 117, 169, 171, 247, 283, 507, 741, 849, 1521, 2223, 2547, 3211, 3679, 5377, 9633, 11037, 16131, 28899, 33111, 47827, 48393, 69901, 143481, 209703, 430443, 629109, 908713, 2726139, 8178417]

約数ペア:

[(1, 8178417), (3, 2726139), (9, 908713), (13, 629109), (19, 430443), (39, 209703), (57, 143481), (117, 69901), (169, 48393), (171, 47827), (247, 33111), (283, 28899), (507, 16131), (741, 11037), (849, 9633), (1521, 5377), (2223, 3679), (2547, 3211)]