428978654

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{402419}}^1$

素因数の和:402475

約数の個数: 16

約数和(自身を含む): 709868880

約数和(自身を除く): 280890226

約数列:

[1, 2, 13, 26, 41, 82, 533, 1066, 402419, 804838, 5231447, 10462894, 16499179, 32998358, 214489327, 428978654]

約数ペア:

[(1, 428978654), (2, 214489327), (13, 32998358), (26, 16499179), (41, 10462894), (82, 5231447), (533, 804838), (1066, 402419)]