890211918

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{105751}}^1$

素因数の和:105840

約数の個数: 32

約数和(自身を含む): 1888307712

約数和(自身を除く): 998095794

約数列:

[1, 2, 3, 6, 23, 46, 61, 69, 122, 138, 183, 366, 1403, 2806, 4209, 8418, 105751, 211502, 317253, 634506, 2432273, 4864546, 6450811, 7296819, 12901622, 14593638, 19352433, 38704866, 148368653, 296737306, 445105959, 890211918]

約数ペア:

[(1, 890211918), (2, 445105959), (3, 296737306), (6, 148368653), (23, 38704866), (46, 19352433), (61, 14593638), (69, 12901622), (122, 7296819), (138, 6450811), (183, 4864546), (366, 2432273), (1403, 634506), (2806, 317253), (4209, 211502), (8418, 105751)]