28761252

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{331}}^1\times {\mathrm{557}}^1$

素因数の和:908

約数の個数: 48

約数和(自身を含む): 72620352

約数和(自身を除く): 43859100

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 331, 557, 662, 993, 1114, 1324, 1671, 1986, 2228, 3342, 3972, 4303, 6684, 7241, 8606, 12909, 14482, 17212, 21723, 25818, 28964, 43446, 51636, 86892, 184367, 368734, 553101, 737468, 1106202, 2212404, 2396771, 4793542, 7190313, 9587084, 14380626, 28761252]

約数ペア:

[(1, 28761252), (2, 14380626), (3, 9587084), (4, 7190313), (6, 4793542), (12, 2396771), (13, 2212404), (26, 1106202), (39, 737468), (52, 553101), (78, 368734), (156, 184367), (331, 86892), (557, 51636), (662, 43446), (993, 28964), (1114, 25818), (1324, 21723), (1671, 17212), (1986, 14482), (2228, 12909), (3342, 8606), (3972, 7241), (4303, 6684)]