388143896

素因数分解:

$2^3\times 7^2\times {\mathrm{990163}}^1$

素因数の和:990183

約数の個数: 24

約数和(自身を含む): 846590220

約数和(自身を除く): 458446324

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 98, 196, 392, 990163, 1980326, 3960652, 6931141, 7921304, 13862282, 27724564, 48517987, 55449128, 97035974, 194071948, 388143896]

約数ペア:

[(1, 388143896), (2, 194071948), (4, 97035974), (7, 55449128), (8, 48517987), (14, 27724564), (28, 13862282), (49, 7921304), (56, 6931141), (98, 3960652), (196, 1980326), (392, 990163)]