208355399

素因数分解:

$7^2\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{2803}}^1$

素因数の和:2895

約数の個数: 24

約数和(自身を含む): 255085488

約数和(自身を除く): 46730089

約数列:

[1, 7, 37, 41, 49, 259, 287, 1517, 1813, 2009, 2803, 10619, 19621, 74333, 103711, 114923, 137347, 725977, 804461, 4252151, 5081839, 5631227, 29765057, 208355399]

約数ペア:

[(1, 208355399), (7, 29765057), (37, 5631227), (41, 5081839), (49, 4252151), (259, 804461), (287, 725977), (1517, 137347), (1813, 114923), (2009, 103711), (2803, 74333), (10619, 19621)]