392128996

素因数分解:

$2^2\times 7^1\times {\mathrm{661}}^1\times {\mathrm{21187}}^1$

素因数の和:21859

約数の個数: 24

約数和(自身を含む): 785481536

約数和(自身を除く): 393352540

約数列:

[1, 2, 4, 7, 14, 28, 661, 1322, 2644, 4627, 9254, 18508, 21187, 42374, 84748, 148309, 296618, 593236, 14004607, 28009214, 56018428, 98032249, 196064498, 392128996]

約数ペア:

[(1, 392128996), (2, 196064498), (4, 98032249), (7, 56018428), (14, 28009214), (28, 14004607), (661, 593236), (1322, 296618), (2644, 148309), (4627, 84748), (9254, 42374), (18508, 21187)]