81324828

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^2\times {\mathrm{13367}}^1$

素因数の和:13403

約数の個数: 54

約数和(自身を含む): 222617304

約数和(自身を除く): 141292476

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 169, 234, 338, 468, 507, 676, 1014, 1521, 2028, 3042, 6084, 13367, 26734, 40101, 53468, 80202, 120303, 160404, 173771, 240606, 347542, 481212, 521313, 695084, 1042626, 1563939, 2085252, 2259023, 3127878, 4518046, 6255756, 6777069, 9036092, 13554138, 20331207, 27108276, 40662414, 81324828]

約数ペア:

[(1, 81324828), (2, 40662414), (3, 27108276), (4, 20331207), (6, 13554138), (9, 9036092), (12, 6777069), (13, 6255756), (18, 4518046), (26, 3127878), (36, 2259023), (39, 2085252), (52, 1563939), (78, 1042626), (117, 695084), (156, 521313), (169, 481212), (234, 347542), (338, 240606), (468, 173771), (507, 160404), (676, 120303), (1014, 80202), (1521, 53468), (2028, 40101), (3042, 26734), (6084, 13367)]