67564287

素因数分解:

$3^4\times 7^2\times {\mathrm{29}}^1\times {\mathrm{587}}^1$

素因数の和:642

約数の個数: 60

約数和(自身を含む): 121663080

約数和(自身を除く): 54098793

約数列:

[1, 3, 7, 9, 21, 27, 29, 49, 63, 81, 87, 147, 189, 203, 261, 441, 567, 587, 609, 783, 1323, 1421, 1761, 1827, 2349, 3969, 4109, 4263, 5283, 5481, 12327, 12789, 15849, 16443, 17023, 28763, 36981, 38367, 47547, 51069, 86289, 110943, 115101, 119161, 153207, 258867, 332829, 357483, 459621, 776601, 834127, 1072449, 1378863, 2329803, 2502381, 3217347, 7507143, 9652041, 22521429, 67564287]

約数ペア:

[(1, 67564287), (3, 22521429), (7, 9652041), (9, 7507143), (21, 3217347), (27, 2502381), (29, 2329803), (49, 1378863), (63, 1072449), (81, 834127), (87, 776601), (147, 459621), (189, 357483), (203, 332829), (261, 258867), (441, 153207), (567, 119161), (587, 115101), (609, 110943), (783, 86289), (1323, 51069), (1421, 47547), (1761, 38367), (1827, 36981), (2349, 28763), (3969, 17023), (4109, 16443), (4263, 15849), (5283, 12789), (5481, 12327)]