28837864

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{7621}}^1$

素因数の和:7681

約数の個数: 32

約数和(自身を含む): 60366240

約数和(自身を除く): 31528376

約数列:

[1, 2, 4, 8, 11, 22, 43, 44, 86, 88, 172, 344, 473, 946, 1892, 3784, 7621, 15242, 30484, 60968, 83831, 167662, 327703, 335324, 655406, 670648, 1310812, 2621624, 3604733, 7209466, 14418932, 28837864]

約数ペア:

[(1, 28837864), (2, 14418932), (4, 7209466), (8, 3604733), (11, 2621624), (22, 1310812), (43, 670648), (44, 655406), (86, 335324), (88, 327703), (172, 167662), (344, 83831), (473, 60968), (946, 30484), (1892, 15242), (3784, 7621)]