42987285

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{86843}}^1$

素因数の和:86865

約数の個数: 24

約数和(自身を含む): 81285984

約数和(自身を除く): 38298699

約数列:

[1, 3, 5, 9, 11, 15, 33, 45, 55, 99, 165, 495, 86843, 260529, 434215, 781587, 955273, 1302645, 2865819, 3907935, 4776365, 8597457, 14329095, 42987285]

約数ペア:

[(1, 42987285), (3, 14329095), (5, 8597457), (9, 4776365), (11, 3907935), (15, 2865819), (33, 1302645), (45, 955273), (55, 781587), (99, 434215), (165, 260529), (495, 86843)]