28864638

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{1997}}^1$

素因数の和:2089

約数の個数: 48

約数和(自身を含む): 69194736

約数和(自身を除く): 40330098

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 33, 66, 73, 99, 146, 198, 219, 438, 657, 803, 1314, 1606, 1997, 2409, 3994, 4818, 5991, 7227, 11982, 14454, 17973, 21967, 35946, 43934, 65901, 131802, 145781, 197703, 291562, 395406, 437343, 874686, 1312029, 1603591, 2624058, 3207182, 4810773, 9621546, 14432319, 28864638]

約数ペア:

[(1, 28864638), (2, 14432319), (3, 9621546), (6, 4810773), (9, 3207182), (11, 2624058), (18, 1603591), (22, 1312029), (33, 874686), (66, 437343), (73, 395406), (99, 291562), (146, 197703), (198, 145781), (219, 131802), (438, 65901), (657, 43934), (803, 35946), (1314, 21967), (1606, 17973), (1997, 14454), (2409, 11982), (3994, 7227), (4818, 5991)]