221520018

素因数分解:

$2^1\times 3^1\times {\mathrm{179}}^1\times {\mathrm{239}}^1\times {\mathrm{863}}^1$

素因数の和:1286

約数の個数: 32

約数和(自身を含む): 447897600

約数和(自身を除く): 226377582

約数列:

[1, 2, 3, 6, 179, 239, 358, 478, 537, 717, 863, 1074, 1434, 1726, 2589, 5178, 42781, 85562, 128343, 154477, 206257, 256686, 308954, 412514, 463431, 618771, 926862, 1237542, 36920003, 73840006, 110760009, 221520018]

約数ペア:

[(1, 221520018), (2, 110760009), (3, 73840006), (6, 36920003), (179, 1237542), (239, 926862), (358, 618771), (478, 463431), (537, 412514), (717, 308954), (863, 256686), (1074, 206257), (1434, 154477), (1726, 128343), (2589, 85562), (5178, 42781)]