217348947

素因数分解:

$3^3\times {\mathrm{89}}^1\times {\mathrm{151}}^1\times {\mathrm{599}}^1$

素因数の和:848

約数の個数: 32

約数和(自身を含む): 328320000

約数和(自身を除く): 110971053

約数列:

[1, 3, 9, 27, 89, 151, 267, 453, 599, 801, 1359, 1797, 2403, 4077, 5391, 13439, 16173, 40317, 53311, 90449, 120951, 159933, 271347, 362853, 479799, 814041, 1439397, 2442123, 8049961, 24149883, 72449649, 217348947]

約数ペア:

[(1, 217348947), (3, 72449649), (9, 24149883), (27, 8049961), (89, 2442123), (151, 1439397), (267, 814041), (453, 479799), (599, 362853), (801, 271347), (1359, 159933), (1797, 120951), (2403, 90449), (4077, 53311), (5391, 40317), (13439, 16173)]