664088648

素因数分解:

$2^3\times {\mathrm{157}}^1\times {\mathrm{223}}^1\times {\mathrm{2371}}^1$

素因数の和:2757

約数の個数: 32

約数和(自身を含む): 1259247360

約数和(自身を除く): 595158712

約数列:

[1, 2, 4, 8, 157, 223, 314, 446, 628, 892, 1256, 1784, 2371, 4742, 9484, 18968, 35011, 70022, 140044, 280088, 372247, 528733, 744494, 1057466, 1488988, 2114932, 2977976, 4229864, 83011081, 166022162, 332044324, 664088648]

約数ペア:

[(1, 664088648), (2, 332044324), (4, 166022162), (8, 83011081), (157, 4229864), (223, 2977976), (314, 2114932), (446, 1488988), (628, 1057466), (892, 744494), (1256, 528733), (1784, 372247), (2371, 280088), (4742, 140044), (9484, 70022), (18968, 35011)]