27978832

素因数分解:

$2^4\times 7^1\times {\mathrm{249811}}^1$

素因数の和:249826

約数の個数: 20

約数和(自身を含む): 61953376

約数和(自身を除く): 33974544

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 249811, 499622, 999244, 1748677, 1998488, 3497354, 3996976, 6994708, 13989416, 27978832]

約数ペア:

[(1, 27978832), (2, 13989416), (4, 6994708), (7, 3996976), (8, 3497354), (14, 1998488), (16, 1748677), (28, 999244), (56, 499622), (112, 249811)]