815864

素因数分解:

$2^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{857}}^1$

素因数の和:887

約数の個数: 32

約数和(自身を含む): 1853280

約数和(自身を除く): 1037416

約数列:

[1, 2, 4, 7, 8, 14, 17, 28, 34, 56, 68, 119, 136, 238, 476, 857, 952, 1714, 3428, 5999, 6856, 11998, 14569, 23996, 29138, 47992, 58276, 101983, 116552, 203966, 407932, 815864]

約数ペア:

[(1, 815864), (2, 407932), (4, 203966), (7, 116552), (8, 101983), (14, 58276), (17, 47992), (28, 29138), (34, 23996), (56, 14569), (68, 11998), (119, 6856), (136, 5999), (238, 3428), (476, 1714), (857, 952)]