28132016

素因数分解:

$2^4\times {\mathrm{11}}^3\times {\mathrm{1321}}^1$

素因数の和:1362

約数の個数: 40

約数和(自身を含む): 59997648

約数和(自身を除く): 31865632

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 121, 176, 242, 484, 968, 1321, 1331, 1936, 2642, 2662, 5284, 5324, 10568, 10648, 14531, 21136, 21296, 29062, 58124, 116248, 159841, 232496, 319682, 639364, 1278728, 1758251, 2557456, 3516502, 7033004, 14066008, 28132016]

約数ペア:

[(1, 28132016), (2, 14066008), (4, 7033004), (8, 3516502), (11, 2557456), (16, 1758251), (22, 1278728), (44, 639364), (88, 319682), (121, 232496), (176, 159841), (242, 116248), (484, 58124), (968, 29062), (1321, 21296), (1331, 21136), (1936, 14531), (2642, 10648), (2662, 10568), (5284, 5324)]