861258

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{79}}^2$

素因数の和:186

約数の個数: 24

約数和(自身を含む): 1820448

約数和(自身を除く): 959190

約数列:

[1, 2, 3, 6, 23, 46, 69, 79, 138, 158, 237, 474, 1817, 3634, 5451, 6241, 10902, 12482, 18723, 37446, 143543, 287086, 430629, 861258]

約数ペア:

[(1, 861258), (2, 430629), (3, 287086), (6, 143543), (23, 37446), (46, 18723), (69, 12482), (79, 10902), (138, 6241), (158, 5451), (237, 3634), (474, 1817)]