28550643

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{67}}^1\times {\mathrm{349}}^1$

素因数の和:467

約数の個数: 32

約数和(自身を含む): 43411200

約数和(自身を除く): 14860557

約数列:

[1, 3, 11, 33, 37, 67, 111, 201, 349, 407, 737, 1047, 1221, 2211, 2479, 3839, 7437, 11517, 12913, 23383, 27269, 38739, 70149, 81807, 142043, 257213, 426129, 771639, 865171, 2595513, 9516881, 28550643]

約数ペア:

[(1, 28550643), (3, 9516881), (11, 2595513), (33, 865171), (37, 771639), (67, 426129), (111, 257213), (201, 142043), (349, 81807), (407, 70149), (737, 38739), (1047, 27269), (1221, 23383), (2211, 12913), (2479, 11517), (3839, 7437)]