11428456

素因数分解:

$2^3\times {\mathrm{13}}^2\times {\mathrm{79}}^1\times {\mathrm{107}}^1$

素因数の和:218

約数の個数: 48

約数和(自身を含む): 23716800

約数和(自身を除く): 12288344

約数列:

[1, 2, 4, 8, 13, 26, 52, 79, 104, 107, 158, 169, 214, 316, 338, 428, 632, 676, 856, 1027, 1352, 1391, 2054, 2782, 4108, 5564, 8216, 8453, 11128, 13351, 16906, 18083, 26702, 33812, 36166, 53404, 67624, 72332, 106808, 109889, 144664, 219778, 439556, 879112, 1428557, 2857114, 5714228, 11428456]

約数ペア:

[(1, 11428456), (2, 5714228), (4, 2857114), (8, 1428557), (13, 879112), (26, 439556), (52, 219778), (79, 144664), (104, 109889), (107, 106808), (158, 72332), (169, 67624), (214, 53404), (316, 36166), (338, 33812), (428, 26702), (632, 18083), (676, 16906), (856, 13351), (1027, 11128), (1352, 8453), (1391, 8216), (2054, 5564), (2782, 4108)]