18797427

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{73}}^1$

素因数の和:130

約数の個数: 60

約数和(自身を含む): 32986536

約数和(自身を除く): 14189109

約数列:

[1, 3, 9, 11, 17, 27, 33, 51, 73, 81, 99, 153, 187, 219, 289, 297, 459, 561, 657, 803, 867, 891, 1241, 1377, 1683, 1971, 2409, 2601, 3179, 3723, 5049, 5913, 7227, 7803, 9537, 11169, 13651, 15147, 21097, 21681, 23409, 28611, 33507, 40953, 63291, 65043, 85833, 100521, 122859, 189873, 232067, 257499, 368577, 569619, 696201, 1105731, 1708857, 2088603, 6265809, 18797427]

約数ペア:

[(1, 18797427), (3, 6265809), (9, 2088603), (11, 1708857), (17, 1105731), (27, 696201), (33, 569619), (51, 368577), (73, 257499), (81, 232067), (99, 189873), (153, 122859), (187, 100521), (219, 85833), (289, 65043), (297, 63291), (459, 40953), (561, 33507), (657, 28611), (803, 23409), (867, 21681), (891, 21097), (1241, 15147), (1377, 13651), (1683, 11169), (1971, 9537), (2409, 7803), (2601, 7227), (3179, 5913), (3723, 5049)]