81459495

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{8191}}^1$

素因数の和:8232

約数の個数: 48

約数和(自身を含む): 161021952

約数和(自身を除く): 79562457

約数列:

[1, 3, 5, 9, 13, 15, 17, 39, 45, 51, 65, 85, 117, 153, 195, 221, 255, 585, 663, 765, 1105, 1989, 3315, 8191, 9945, 24573, 40955, 73719, 106483, 122865, 139247, 319449, 368595, 417741, 532415, 696235, 958347, 1253223, 1597245, 1810211, 2088705, 4791735, 5430633, 6266115, 9051055, 16291899, 27153165, 81459495]

約数ペア:

[(1, 81459495), (3, 27153165), (5, 16291899), (9, 9051055), (13, 6266115), (15, 5430633), (17, 4791735), (39, 2088705), (45, 1810211), (51, 1597245), (65, 1253223), (85, 958347), (117, 696235), (153, 532415), (195, 417741), (221, 368595), (255, 319449), (585, 139247), (663, 122865), (765, 106483), (1105, 73719), (1989, 40955), (3315, 24573), (8191, 9945)]