28307718

素因数分解:

$2^1\times 3^4\times {\mathrm{197}}^1\times {\mathrm{887}}^1$

素因数の和:1098

約数の個数: 40

約数和(自身を含む): 63824112

約数和(自身を除く): 35516394

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 197, 394, 591, 887, 1182, 1773, 1774, 2661, 3546, 5319, 5322, 7983, 10638, 15957, 15966, 23949, 31914, 47898, 71847, 143694, 174739, 349478, 524217, 1048434, 1572651, 3145302, 4717953, 9435906, 14153859, 28307718]

約数ペア:

[(1, 28307718), (2, 14153859), (3, 9435906), (6, 4717953), (9, 3145302), (18, 1572651), (27, 1048434), (54, 524217), (81, 349478), (162, 174739), (197, 143694), (394, 71847), (591, 47898), (887, 31914), (1182, 23949), (1773, 15966), (1774, 15957), (2661, 10638), (3546, 7983), (5319, 5322)]