256194

素因数分解:

$2^1\times 3^2\times {\mathrm{43}}^1\times {\mathrm{331}}^1$

素因数の和:382

約数の個数: 24

約数和(自身を含む): 569712

約数和(自身を除く): 313518

約数列:

[1, 2, 3, 6, 9, 18, 43, 86, 129, 258, 331, 387, 662, 774, 993, 1986, 2979, 5958, 14233, 28466, 42699, 85398, 128097, 256194]

約数ペア:

[(1, 256194), (2, 128097), (3, 85398), (6, 42699), (9, 28466), (18, 14233), (43, 5958), (86, 2979), (129, 1986), (258, 993), (331, 774), (387, 662)]