51017931

素因数分解:

$3^4\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{587}}^1$

素因数の和:665

約数の個数: 40

約数和(自身を含む): 81108720

約数和(自身を除く): 30090789

約数列:

[1, 3, 9, 27, 29, 37, 81, 87, 111, 261, 333, 587, 783, 999, 1073, 1761, 2349, 2997, 3219, 5283, 9657, 15849, 17023, 21719, 28971, 47547, 51069, 65157, 86913, 153207, 195471, 459621, 586413, 629851, 1378863, 1759239, 1889553, 5668659, 17005977, 51017931]

約数ペア:

[(1, 51017931), (3, 17005977), (9, 5668659), (27, 1889553), (29, 1759239), (37, 1378863), (81, 629851), (87, 586413), (111, 459621), (261, 195471), (333, 153207), (587, 86913), (783, 65157), (999, 51069), (1073, 47547), (1761, 28971), (2349, 21719), (2997, 17023), (3219, 15849), (5283, 9657)]