273996891

素因数分解:

$3^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{1861}}^1$

素因数の和:1937

約数の個数: 64

約数和(自身を含む): 500505600

約数和(自身を除く): 226508709

約数列:

[1, 3, 7, 9, 19, 21, 27, 41, 57, 63, 123, 133, 171, 189, 287, 369, 399, 513, 779, 861, 1107, 1197, 1861, 2337, 2583, 3591, 5453, 5583, 7011, 7749, 13027, 16359, 16749, 21033, 35359, 39081, 49077, 50247, 76301, 106077, 117243, 147231, 228903, 247513, 318231, 351729, 534107, 686709, 742539, 954693, 1449719, 1602321, 2060127, 2227617, 4349157, 4806963, 6682851, 10148033, 13047471, 14420889, 30444099, 39142413, 91332297, 273996891]

約数ペア:

[(1, 273996891), (3, 91332297), (7, 39142413), (9, 30444099), (19, 14420889), (21, 13047471), (27, 10148033), (41, 6682851), (57, 4806963), (63, 4349157), (123, 2227617), (133, 2060127), (171, 1602321), (189, 1449719), (287, 954693), (369, 742539), (399, 686709), (513, 534107), (779, 351729), (861, 318231), (1107, 247513), (1197, 228903), (1861, 147231), (2337, 117243), (2583, 106077), (3591, 76301), (5453, 50247), (5583, 49077), (7011, 39081), (7749, 35359), (13027, 21033), (16359, 16749)]