326456

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1$

素因数の和:135

約数の個数: 32

約数和(自身を含む): 683760

約数和(自身を除く): 357304

約数列:

[1, 2, 4, 8, 13, 26, 43, 52, 73, 86, 104, 146, 172, 292, 344, 559, 584, 949, 1118, 1898, 2236, 3139, 3796, 4472, 6278, 7592, 12556, 25112, 40807, 81614, 163228, 326456]

約数ペア:

[(1, 326456), (2, 163228), (4, 81614), (8, 40807), (13, 25112), (26, 12556), (43, 7592), (52, 6278), (73, 4472), (86, 3796), (104, 3139), (146, 2236), (172, 1898), (292, 1118), (344, 949), (559, 584)]