72819868

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{197}}^1\times {\mathrm{271}}^1$

素因数の和:514

約数の個数: 48

約数和(自身を含む): 144764928

約数和(自身を除く): 71945060

約数列:

[1, 2, 4, 11, 22, 31, 44, 62, 124, 197, 271, 341, 394, 542, 682, 788, 1084, 1364, 2167, 2981, 4334, 5962, 6107, 8401, 8668, 11924, 12214, 16802, 24428, 33604, 53387, 67177, 92411, 106774, 134354, 184822, 213548, 268708, 369644, 587257, 1174514, 1654997, 2349028, 3309994, 6619988, 18204967, 36409934, 72819868]

約数ペア:

[(1, 72819868), (2, 36409934), (4, 18204967), (11, 6619988), (22, 3309994), (31, 2349028), (44, 1654997), (62, 1174514), (124, 587257), (197, 369644), (271, 268708), (341, 213548), (394, 184822), (542, 134354), (682, 106774), (788, 92411), (1084, 67177), (1364, 53387), (2167, 33604), (2981, 24428), (4334, 16802), (5962, 12214), (6107, 11924), (8401, 8668)]