209648105

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{1699}}^1$

素因数の和:1793

約数の個数: 32

約数和(自身を含む): 279072000

約数和(自身を除く): 69423895

約数列:

[1, 5, 23, 29, 37, 115, 145, 185, 667, 851, 1073, 1699, 3335, 4255, 5365, 8495, 24679, 39077, 49271, 62863, 123395, 195385, 246355, 314315, 1133233, 1445849, 1823027, 5666165, 7229245, 9115135, 41929621, 209648105]

約数ペア:

[(1, 209648105), (5, 41929621), (23, 9115135), (29, 7229245), (37, 5666165), (115, 1823027), (145, 1445849), (185, 1133233), (667, 314315), (851, 246355), (1073, 195385), (1699, 123395), (3335, 62863), (4255, 49271), (5365, 39077), (8495, 24679)]