290872729

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{30803}}^1$

素因数の和:30900

約数の個数: 16

約数和(自身を含む): 354862080

約数和(自身を除く): 63989351

約数列:

[1, 7, 19, 71, 133, 497, 1349, 9443, 30803, 215621, 585257, 2187013, 4096799, 15309091, 41553247, 290872729]

約数ペア:

[(1, 290872729), (7, 41553247), (19, 15309091), (71, 4096799), (133, 2187013), (497, 585257), (1349, 215621), (9443, 30803)]