28862883

素因数分解:

$3^2\times 7^1\times {\mathrm{241}}^1\times {\mathrm{1901}}^1$

素因数の和:2155

約数の個数: 24

約数和(自身を含む): 47869536

約数和(自身を除く): 19006653

約数列:

[1, 3, 7, 9, 21, 63, 241, 723, 1687, 1901, 2169, 5061, 5703, 13307, 15183, 17109, 39921, 119763, 458141, 1374423, 3206987, 4123269, 9620961, 28862883]

約数ペア:

[(1, 28862883), (3, 9620961), (7, 4123269), (9, 3206987), (21, 1374423), (63, 458141), (241, 119763), (723, 39921), (1687, 17109), (1901, 15183), (2169, 13307), (5061, 5703)]