28948612

素因数分解:

$2^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{463}}^1$

素因数の和:521

約数の個数: 72

約数和(自身を含む): 66648960

約数和(自身を除く): 37700348

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 29, 44, 49, 58, 77, 98, 116, 154, 196, 203, 308, 319, 406, 463, 539, 638, 812, 926, 1078, 1276, 1421, 1852, 2156, 2233, 2842, 3241, 4466, 5093, 5684, 6482, 8932, 10186, 12964, 13427, 15631, 20372, 22687, 26854, 31262, 35651, 45374, 53708, 62524, 71302, 90748, 93989, 142604, 147697, 187978, 249557, 295394, 375956, 499114, 590788, 657923, 998228, 1033879, 1315846, 2067758, 2631692, 4135516, 7237153, 14474306, 28948612]

約数ペア:

[(1, 28948612), (2, 14474306), (4, 7237153), (7, 4135516), (11, 2631692), (14, 2067758), (22, 1315846), (28, 1033879), (29, 998228), (44, 657923), (49, 590788), (58, 499114), (77, 375956), (98, 295394), (116, 249557), (154, 187978), (196, 147697), (203, 142604), (308, 93989), (319, 90748), (406, 71302), (463, 62524), (539, 53708), (638, 45374), (812, 35651), (926, 31262), (1078, 26854), (1276, 22687), (1421, 20372), (1852, 15631), (2156, 13427), (2233, 12964), (2842, 10186), (3241, 8932), (4466, 6482), (5093, 5684)]