217489079806

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{181}}^1\times {\mathrm{854621}}^1$

素因数の和:854860

約数の個数: 32

約数和(自身を含む): 354633945120

約数和(自身を除く): 137144865314

約数列:

[1, 2, 19, 37, 38, 74, 181, 362, 703, 1406, 3439, 6697, 6878, 13394, 127243, 254486, 854621, 1709242, 16237799, 31620977, 32475598, 63241954, 154686401, 309372802, 600798563, 1201597126, 2939041619, 5723396837, 5878083238, 11446793674, 108744539903, 217489079806]

約数ペア:

[(1, 217489079806), (2, 108744539903), (19, 11446793674), (37, 5878083238), (38, 5723396837), (74, 2939041619), (181, 1201597126), (362, 600798563), (703, 309372802), (1406, 154686401), (3439, 63241954), (6697, 32475598), (6878, 31620977), (13394, 16237799), (127243, 1709242), (254486, 854621)]