404142784

素因数分解:

$2^6\times {\mathrm{31}}^2\times {\mathrm{6571}}^1$

素因数の和:6645

約数の個数: 42

約数和(自身を含む): 828801492

約数和(自身を除く): 424658708

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 248, 496, 961, 992, 1922, 1984, 3844, 6571, 7688, 13142, 15376, 26284, 30752, 52568, 61504, 105136, 203701, 210272, 407402, 420544, 814804, 1629608, 3259216, 6314731, 6518432, 12629462, 13036864, 25258924, 50517848, 101035696, 202071392, 404142784]

約数ペア:

[(1, 404142784), (2, 202071392), (4, 101035696), (8, 50517848), (16, 25258924), (31, 13036864), (32, 12629462), (62, 6518432), (64, 6314731), (124, 3259216), (248, 1629608), (496, 814804), (961, 420544), (992, 407402), (1922, 210272), (1984, 203701), (3844, 105136), (6571, 61504), (7688, 52568), (13142, 30752), (15376, 26284)]