42720748

素因数分解:

$2^2\times 7^2\times {\mathrm{211}}^1\times {\mathrm{1033}}^1$

素因数の和:1262

約数の個数: 36

約数和(自身を含む): 87463992

約数和(自身を除く): 44743244

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 211, 422, 844, 1033, 1477, 2066, 2954, 4132, 5908, 7231, 10339, 14462, 20678, 28924, 41356, 50617, 101234, 202468, 217963, 435926, 871852, 1525741, 3051482, 6102964, 10680187, 21360374, 42720748]

約数ペア:

[(1, 42720748), (2, 21360374), (4, 10680187), (7, 6102964), (14, 3051482), (28, 1525741), (49, 871852), (98, 435926), (196, 217963), (211, 202468), (422, 101234), (844, 50617), (1033, 41356), (1477, 28924), (2066, 20678), (2954, 14462), (4132, 10339), (5908, 7231)]