28961781

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{239}}^1\times {\mathrm{1303}}^1$

素因数の和:1576

約数の個数: 16

約数和(自身を含む): 40058880

約数和(自身を除く): 11097099

約数列:

[1, 3, 31, 93, 239, 717, 1303, 3909, 7409, 22227, 40393, 121179, 311417, 934251, 9653927, 28961781]

約数ペア:

[(1, 28961781), (3, 9653927), (31, 934251), (93, 311417), (239, 121179), (717, 40393), (1303, 22227), (3909, 7409)]