28705882

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{83}}^1\times {\mathrm{89}}^1$

素因数の和:270

約数の個数: 32

約数和(自身を含む): 46267200

約数和(自身を除く): 17561318

約数列:

[1, 2, 29, 58, 67, 83, 89, 134, 166, 178, 1943, 2407, 2581, 3886, 4814, 5162, 5561, 5963, 7387, 11122, 11926, 14774, 161269, 172927, 214223, 322538, 345854, 428446, 494929, 989858, 14352941, 28705882]

約数ペア:

[(1, 28705882), (2, 14352941), (29, 989858), (58, 494929), (67, 428446), (83, 345854), (89, 322538), (134, 214223), (166, 172927), (178, 161269), (1943, 14774), (2407, 11926), (2581, 11122), (3886, 7387), (4814, 5963), (5162, 5561)]