221446233

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{29}}^2\times {\mathrm{1721}}^1$

素因数の和:1802

約数の個数: 36

約数和(自身を含む): 350967708

約数和(自身を除く): 129521475

約数列:

[1, 3, 9, 17, 29, 51, 87, 153, 261, 493, 841, 1479, 1721, 2523, 4437, 5163, 7569, 14297, 15489, 29257, 42891, 49909, 87771, 128673, 149727, 263313, 449181, 848453, 1447361, 2545359, 4342083, 7636077, 13026249, 24605137, 73815411, 221446233]

約数ペア:

[(1, 221446233), (3, 73815411), (9, 24605137), (17, 13026249), (29, 7636077), (51, 4342083), (87, 2545359), (153, 1447361), (261, 848453), (493, 449181), (841, 263313), (1479, 149727), (1721, 128673), (2523, 87771), (4437, 49909), (5163, 42891), (7569, 29257), (14297, 15489)]