217433566

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{6863}}^1$

素因数の和:6976

約数の個数: 32

約数和(自身を含む): 390094848

約数和(自身を除く): 172661282

約数列:

[1, 2, 7, 14, 31, 62, 73, 146, 217, 434, 511, 1022, 2263, 4526, 6863, 13726, 15841, 31682, 48041, 96082, 212753, 425506, 500999, 1001998, 1489271, 2978542, 3506993, 7013986, 15530969, 31061938, 108716783, 217433566]

約数ペア:

[(1, 217433566), (2, 108716783), (7, 31061938), (14, 15530969), (31, 7013986), (62, 3506993), (73, 2978542), (146, 1489271), (217, 1001998), (434, 500999), (511, 425506), (1022, 212753), (2263, 96082), (4526, 48041), (6863, 31682), (13726, 15841)]