81276741

素因数分解:

$3^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{14177}}^1$

素因数の和:14210

約数の個数: 36

約数和(自身を含む): 147082572

約数和(自身を除く): 65805831

約数列:

[1, 3, 7, 9, 13, 21, 39, 49, 63, 91, 117, 147, 273, 441, 637, 819, 1911, 5733, 14177, 42531, 99239, 127593, 184301, 297717, 552903, 694673, 893151, 1290107, 1658709, 2084019, 3870321, 6252057, 9030749, 11610963, 27092247, 81276741]

約数ペア:

[(1, 81276741), (3, 27092247), (7, 11610963), (9, 9030749), (13, 6252057), (21, 3870321), (39, 2084019), (49, 1658709), (63, 1290107), (91, 893151), (117, 694673), (147, 552903), (273, 297717), (441, 184301), (637, 127593), (819, 99239), (1911, 42531), (5733, 14177)]