678303658

素因数分解:

$2^1\times {\mathrm{241}}^1\times {\mathrm{661}}^1\times {\mathrm{2129}}^1$

素因数の和:3033

約数の個数: 16

約数和(自身を含む): 1023703560

約数和(自身を除く): 345399902

約数列:

[1, 2, 241, 482, 661, 1322, 2129, 4258, 159301, 318602, 513089, 1026178, 1407269, 2814538, 339151829, 678303658]

約数ペア:

[(1, 678303658), (2, 339151829), (241, 2814538), (482, 1407269), (661, 1026178), (1322, 513089), (2129, 318602), (4258, 159301)]