28859364

素因数分解:

$2^2\times 3^2\times {\mathrm{43}}^1\times {\mathrm{103}}^1\times {\mathrm{181}}^1$

素因数の和:337

約数の個数: 72

約数和(自身を含む): 75787712

約数和(自身を除く): 46928348

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 43, 86, 103, 129, 172, 181, 206, 258, 309, 362, 387, 412, 516, 543, 618, 724, 774, 927, 1086, 1236, 1548, 1629, 1854, 2172, 3258, 3708, 4429, 6516, 7783, 8858, 13287, 15566, 17716, 18643, 23349, 26574, 31132, 37286, 39861, 46698, 53148, 55929, 70047, 74572, 79722, 93396, 111858, 140094, 159444, 167787, 223716, 280188, 335574, 671148, 801649, 1603298, 2404947, 3206596, 4809894, 7214841, 9619788, 14429682, 28859364]

約数ペア:

[(1, 28859364), (2, 14429682), (3, 9619788), (4, 7214841), (6, 4809894), (9, 3206596), (12, 2404947), (18, 1603298), (36, 801649), (43, 671148), (86, 335574), (103, 280188), (129, 223716), (172, 167787), (181, 159444), (206, 140094), (258, 111858), (309, 93396), (362, 79722), (387, 74572), (412, 70047), (516, 55929), (543, 53148), (618, 46698), (724, 39861), (774, 37286), (927, 31132), (1086, 26574), (1236, 23349), (1548, 18643), (1629, 17716), (1854, 15566), (2172, 13287), (3258, 8858), (3708, 7783), (4429, 6516)]