390174064

素因数分解:

$2^4\times 7^2\times {\mathrm{497671}}^1$

素因数の和:497693

約数の個数: 30

約数和(自身を含む): 879386424

約数和(自身を除く): 489212360

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 98, 112, 196, 392, 784, 497671, 995342, 1990684, 3483697, 3981368, 6967394, 7962736, 13934788, 24385879, 27869576, 48771758, 55739152, 97543516, 195087032, 390174064]

約数ペア:

[(1, 390174064), (2, 195087032), (4, 97543516), (7, 55739152), (8, 48771758), (14, 27869576), (16, 24385879), (28, 13934788), (49, 7962736), (56, 6967394), (98, 3981368), (112, 3483697), (196, 1990684), (392, 995342), (784, 497671)]