19653327

素因数分解:

$3^3\times {\mathrm{37}}^1\times {\mathrm{103}}^1\times {\mathrm{191}}^1$

素因数の和:340

約数の個数: 32

約数和(自身を含む): 30351360

約数和(自身を除く): 10698033

約数列:

[1, 3, 9, 27, 37, 103, 111, 191, 309, 333, 573, 927, 999, 1719, 2781, 3811, 5157, 7067, 11433, 19673, 21201, 34299, 59019, 63603, 102897, 177057, 190809, 531171, 727901, 2183703, 6551109, 19653327]

約数ペア:

[(1, 19653327), (3, 6551109), (9, 2183703), (27, 727901), (37, 531171), (103, 190809), (111, 177057), (191, 102897), (309, 63603), (333, 59019), (573, 34299), (927, 21201), (999, 19673), (1719, 11433), (2781, 7067), (3811, 5157)]