28688691

素因数分解:

$3^1\times {\mathrm{59}}^1\times {\mathrm{109}}^1\times {\mathrm{1487}}^1$

素因数の和:1658

約数の個数: 16

約数和(自身を含む): 39283200

約数和(自身を除く): 10594509

約数列:

[1, 3, 59, 109, 177, 327, 1487, 4461, 6431, 19293, 87733, 162083, 263199, 486249, 9562897, 28688691]

約数ペア:

[(1, 28688691), (3, 9562897), (59, 486249), (109, 263199), (177, 162083), (327, 87733), (1487, 19293), (4461, 6431)]