398527256

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{32327}}^1$

素因数の和:32423

約数の個数: 32

約数和(自身を含む): 791389440

約数和(自身を除く): 392862184

約数列:

[1, 2, 4, 8, 23, 46, 67, 92, 134, 184, 268, 536, 1541, 3082, 6164, 12328, 32327, 64654, 129308, 258616, 743521, 1487042, 2165909, 2974084, 4331818, 5948168, 8663636, 17327272, 49815907, 99631814, 199263628, 398527256]

約数ペア:

[(1, 398527256), (2, 199263628), (4, 99631814), (8, 49815907), (23, 17327272), (46, 8663636), (67, 5948168), (92, 4331818), (134, 2974084), (184, 2165909), (268, 1487042), (536, 743521), (1541, 258616), (3082, 129308), (6164, 64654), (12328, 32327)]