2857456

素因数分解:

$2^4\times 7^1\times {\mathrm{31}}^1\times {\mathrm{823}}^1$

素因数の和:869

約数の個数: 40

約数和(自身を含む): 6539264

約数和(自身を除く): 3681808

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 56, 62, 112, 124, 217, 248, 434, 496, 823, 868, 1646, 1736, 3292, 3472, 5761, 6584, 11522, 13168, 23044, 25513, 46088, 51026, 92176, 102052, 178591, 204104, 357182, 408208, 714364, 1428728, 2857456]

約数ペア:

[(1, 2857456), (2, 1428728), (4, 714364), (7, 408208), (8, 357182), (14, 204104), (16, 178591), (28, 102052), (31, 92176), (56, 51026), (62, 46088), (112, 25513), (124, 23044), (217, 13168), (248, 11522), (434, 6584), (496, 5761), (823, 3472), (868, 3292), (1646, 1736)]