205323989

素因数分解:

${\mathrm{13}}^1\times {\mathrm{37}}^2\times {\mathrm{83}}^1\times {\mathrm{139}}^1$

素因数の和:309

約数の個数: 24

約数和(自身を含む): 231648480

約数和(自身を除く): 26324491

約数列:

[1, 13, 37, 83, 139, 481, 1079, 1369, 1807, 3071, 5143, 11537, 17797, 39923, 66859, 113627, 149981, 190291, 426869, 1477151, 2473783, 5549297, 15794153, 205323989]

約数ペア:

[(1, 205323989), (13, 15794153), (37, 5549297), (83, 2473783), (139, 1477151), (481, 426869), (1079, 190291), (1369, 149981), (1807, 113627), (3071, 66859), (5143, 39923), (11537, 17797)]