9281972

素因数分解:

$2^2\times 7^2\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1$

素因数の和:141

約数の個数: 72

約数和(自身を含む): 20684160

約数和(自身を除く): 11402188

約数列:

[1, 2, 4, 7, 14, 23, 28, 29, 46, 49, 58, 71, 92, 98, 116, 142, 161, 196, 203, 284, 322, 406, 497, 644, 667, 812, 994, 1127, 1334, 1421, 1633, 1988, 2059, 2254, 2668, 2842, 3266, 3479, 4118, 4508, 4669, 5684, 6532, 6958, 8236, 9338, 11431, 13916, 14413, 18676, 22862, 28826, 32683, 45724, 47357, 57652, 65366, 80017, 94714, 100891, 130732, 160034, 189428, 201782, 320068, 331499, 403564, 662998, 1325996, 2320493, 4640986, 9281972]

約数ペア:

[(1, 9281972), (2, 4640986), (4, 2320493), (7, 1325996), (14, 662998), (23, 403564), (28, 331499), (29, 320068), (46, 201782), (49, 189428), (58, 160034), (71, 130732), (92, 100891), (98, 94714), (116, 80017), (142, 65366), (161, 57652), (196, 47357), (203, 45724), (284, 32683), (322, 28826), (406, 22862), (497, 18676), (644, 14413), (667, 13916), (812, 11431), (994, 9338), (1127, 8236), (1334, 6958), (1421, 6532), (1633, 5684), (1988, 4669), (2059, 4508), (2254, 4118), (2668, 3479), (2842, 3266)]