206391531899

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{19543}}^1\times {\mathrm{88747}}^1$

素因数の和:108314

約数の個数: 16

約数和(自身を含む): 249766691328

約数和(自身を除く): 43375159429

約数列:

[1, 7, 17, 119, 19543, 88747, 136801, 332231, 621229, 1508699, 2325617, 10560893, 1734382621, 12140678347, 29484504557, 206391531899]

約数ペア:

[(1, 206391531899), (7, 29484504557), (17, 12140678347), (119, 1734382621), (19543, 10560893), (88747, 2325617), (136801, 1508699), (332231, 621229)]