221444298

素因数分解:

$2^1\times 3^2\times {\mathrm{281}}^1\times {\mathrm{43781}}^1$

素因数の和:44070

約数の個数: 24

約数和(自身を含む): 481514436

約数和(自身を除く): 260070138

約数列:

[1, 2, 3, 6, 9, 18, 281, 562, 843, 1686, 2529, 5058, 43781, 87562, 131343, 262686, 394029, 788058, 12302461, 24604922, 36907383, 73814766, 110722149, 221444298]

約数ペア:

[(1, 221444298), (2, 110722149), (3, 73814766), (6, 36907383), (9, 24604922), (18, 12302461), (281, 788058), (562, 394029), (843, 262686), (1686, 131343), (2529, 87562), (5058, 43781)]