201774447

素因数分解:

$3^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{211}}^1\times {\mathrm{353}}^1$

素因数の和:620

約数の個数: 48

約数和(自身を含む): 343419648

約数和(自身を除く): 141645201

約数列:

[1, 3, 7, 9, 21, 43, 63, 129, 211, 301, 353, 387, 633, 903, 1059, 1477, 1899, 2471, 2709, 3177, 4431, 7413, 9073, 13293, 15179, 22239, 27219, 45537, 63511, 74483, 81657, 106253, 136611, 190533, 223449, 318759, 521381, 571599, 670347, 956277, 1564143, 3202769, 4692429, 9608307, 22419383, 28824921, 67258149, 201774447]

約数ペア:

[(1, 201774447), (3, 67258149), (7, 28824921), (9, 22419383), (21, 9608307), (43, 4692429), (63, 3202769), (129, 1564143), (211, 956277), (301, 670347), (353, 571599), (387, 521381), (633, 318759), (903, 223449), (1059, 190533), (1477, 136611), (1899, 106253), (2471, 81657), (2709, 74483), (3177, 63511), (4431, 45537), (7413, 27219), (9073, 22239), (13293, 15179)]