4001193

素因数分解:

$3^2\times 7^2\times {\mathrm{43}}^1\times {\mathrm{211}}^1$

素因数の和:274

約数の個数: 36

約数和(自身を含む): 6912048

約数和(自身を除く): 2910855

約数列:

[1, 3, 7, 9, 21, 43, 49, 63, 129, 147, 211, 301, 387, 441, 633, 903, 1477, 1899, 2107, 2709, 4431, 6321, 9073, 10339, 13293, 18963, 27219, 31017, 63511, 81657, 93051, 190533, 444577, 571599, 1333731, 4001193]

約数ペア:

[(1, 4001193), (3, 1333731), (7, 571599), (9, 444577), (21, 190533), (43, 93051), (49, 81657), (63, 63511), (129, 31017), (147, 27219), (211, 18963), (301, 13293), (387, 10339), (441, 9073), (633, 6321), (903, 4431), (1477, 2709), (1899, 2107)]