31489976

素因数分解:

$2^3\times 7^1\times {\mathrm{283}}^1\times {\mathrm{1987}}^1$

素因数の和:2283

約数の個数: 32

約数和(自身を含む): 67751040

約数和(自身を除く): 36261064

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 283, 566, 1132, 1981, 1987, 2264, 3962, 3974, 7924, 7948, 13909, 15848, 15896, 27818, 55636, 111272, 562321, 1124642, 2249284, 3936247, 4498568, 7872494, 15744988, 31489976]

約数ペア:

[(1, 31489976), (2, 15744988), (4, 7872494), (7, 4498568), (8, 3936247), (14, 2249284), (28, 1124642), (56, 562321), (283, 111272), (566, 55636), (1132, 27818), (1981, 15896), (1987, 15848), (2264, 13909), (3962, 7948), (3974, 7924)]