390055498

素因数分解:

$2^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{381659}}^1$

素因数の和:381741

約数の個数: 16

約数和(自身を含む): 677828160

約数和(自身を除く): 287772662

約数列:

[1, 2, 7, 14, 73, 146, 511, 1022, 381659, 763318, 2671613, 5343226, 27861107, 55722214, 195027749, 390055498]

約数ペア:

[(1, 390055498), (2, 195027749), (7, 55722214), (14, 27861107), (73, 5343226), (146, 2671613), (511, 763318), (1022, 381659)]