17221815

素因数分解:

$3^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{3271}}^1$

素因数の和:3301

約数の個数: 40

約数和(自身を含む): 33256608

約数和(自身を除く): 16034793

約数列:

[1, 3, 5, 9, 13, 15, 27, 39, 45, 65, 81, 117, 135, 195, 351, 405, 585, 1053, 1755, 3271, 5265, 9813, 16355, 29439, 42523, 49065, 88317, 127569, 147195, 212615, 264951, 382707, 441585, 637845, 1148121, 1324755, 1913535, 3444363, 5740605, 17221815]

約数ペア:

[(1, 17221815), (3, 5740605), (5, 3444363), (9, 1913535), (13, 1324755), (15, 1148121), (27, 637845), (39, 441585), (45, 382707), (65, 264951), (81, 212615), (117, 147195), (135, 127569), (195, 88317), (351, 49065), (405, 42523), (585, 29439), (1053, 16355), (1755, 9813), (3271, 5265)]