81933795

素因数分解:

$3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{1879}}^1$

素因数の和:1929

約数の個数: 64

約数和(自身を含む): 162432000

約数和(自身を除く): 80498205

約数列:

[1, 3, 5, 9, 15, 17, 19, 27, 45, 51, 57, 85, 95, 135, 153, 171, 255, 285, 323, 459, 513, 765, 855, 969, 1615, 1879, 2295, 2565, 2907, 4845, 5637, 8721, 9395, 14535, 16911, 28185, 31943, 35701, 43605, 50733, 84555, 95829, 107103, 159715, 178505, 253665, 287487, 321309, 479145, 535515, 606917, 862461, 963927, 1437435, 1606545, 1820751, 3034585, 4312305, 4819635, 5462253, 9103755, 16386759, 27311265, 81933795]

約数ペア:

[(1, 81933795), (3, 27311265), (5, 16386759), (9, 9103755), (15, 5462253), (17, 4819635), (19, 4312305), (27, 3034585), (45, 1820751), (51, 1606545), (57, 1437435), (85, 963927), (95, 862461), (135, 606917), (153, 535515), (171, 479145), (255, 321309), (285, 287487), (323, 253665), (459, 178505), (513, 159715), (765, 107103), (855, 95829), (969, 84555), (1615, 50733), (1879, 43605), (2295, 35701), (2565, 31943), (2907, 28185), (4845, 16911), (5637, 14535), (8721, 9395)]