28753893

素因数分解:

$3^3\times 7^1\times {\mathrm{167}}^1\times {\mathrm{911}}^1$

素因数の和:1094

約数の個数: 32

約数和(自身を含む): 49029120

約数和(自身を除く): 20275227

約数列:

[1, 3, 7, 9, 21, 27, 63, 167, 189, 501, 911, 1169, 1503, 2733, 3507, 4509, 6377, 8199, 10521, 19131, 24597, 31563, 57393, 152137, 172179, 456411, 1064959, 1369233, 3194877, 4107699, 9584631, 28753893]

約数ペア:

[(1, 28753893), (3, 9584631), (7, 4107699), (9, 3194877), (21, 1369233), (27, 1064959), (63, 456411), (167, 172179), (189, 152137), (501, 57393), (911, 31563), (1169, 24597), (1503, 19131), (2733, 10521), (3507, 8199), (4509, 6377)]