81604335

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{16843}}^1$

素因数の和:16887

約数の個数: 32

約数和(自身を含む): 145532160

約数和(自身を除く): 63927825

約数列:

[1, 3, 5, 15, 17, 19, 51, 57, 85, 95, 255, 285, 323, 969, 1615, 4845, 16843, 50529, 84215, 252645, 286331, 320017, 858993, 960051, 1431655, 1600085, 4294965, 4800255, 5440289, 16320867, 27201445, 81604335]

約数ペア:

[(1, 81604335), (3, 27201445), (5, 16320867), (15, 5440289), (17, 4800255), (19, 4294965), (51, 1600085), (57, 1431655), (85, 960051), (95, 858993), (255, 320017), (285, 286331), (323, 252645), (969, 84215), (1615, 50529), (4845, 16843)]