997712

素因数分解:

$2^4\times {\mathrm{127}}^1\times {\mathrm{491}}^1$

素因数の和:626

約数の個数: 20

約数和(自身を含む): 1952256

約数和(自身を除く): 954544

約数列:

[1, 2, 4, 8, 16, 127, 254, 491, 508, 982, 1016, 1964, 2032, 3928, 7856, 62357, 124714, 249428, 498856, 997712]

約数ペア:

[(1, 997712), (2, 498856), (4, 249428), (8, 124714), (16, 62357), (127, 7856), (254, 3928), (491, 2032), (508, 1964), (982, 1016)]