388620316

素因数分解:

$2^2\times 7^1\times {\mathrm{109}}^1\times {\mathrm{223}}^1\times {\mathrm{571}}^1$

素因数の和:914

約数の個数: 48

約数和(自身を含む): 789268480

約数和(自身を除く): 400648164

約数列:

[1, 2, 4, 7, 14, 28, 109, 218, 223, 436, 446, 571, 763, 892, 1142, 1526, 1561, 2284, 3052, 3122, 3997, 6244, 7994, 15988, 24307, 48614, 62239, 97228, 124478, 127333, 170149, 248956, 254666, 340298, 435673, 509332, 680596, 871346, 891331, 1742692, 1782662, 3565324, 13879297, 27758594, 55517188, 97155079, 194310158, 388620316]

約数ペア:

[(1, 388620316), (2, 194310158), (4, 97155079), (7, 55517188), (14, 27758594), (28, 13879297), (109, 3565324), (218, 1782662), (223, 1742692), (436, 891331), (446, 871346), (571, 680596), (763, 509332), (892, 435673), (1142, 340298), (1526, 254666), (1561, 248956), (2284, 170149), (3052, 127333), (3122, 124478), (3997, 97228), (6244, 62239), (7994, 48614), (15988, 24307)]