28128776

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{179}}^1\times {\mathrm{1511}}^1$

素因数の和:1709

約数の個数: 32

約数和(自身を含む): 57153600

約数和(自身を除く): 29024824

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 179, 358, 716, 1432, 1511, 2327, 3022, 4654, 6044, 9308, 12088, 18616, 19643, 39286, 78572, 157144, 270469, 540938, 1081876, 2163752, 3516097, 7032194, 14064388, 28128776]

約数ペア:

[(1, 28128776), (2, 14064388), (4, 7032194), (8, 3516097), (13, 2163752), (26, 1081876), (52, 540938), (104, 270469), (179, 157144), (358, 78572), (716, 39286), (1432, 19643), (1511, 18616), (2327, 12088), (3022, 9308), (4654, 6044)]