129405265

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{107}}^1\times {\mathrm{1999}}^1$

素因数の和:2133

約数の個数: 24

約数和(自身を含む): 172368000

約数和(自身を除く): 42962735

約数列:

[1, 5, 11, 55, 107, 121, 535, 605, 1177, 1999, 5885, 9995, 12947, 21989, 64735, 109945, 213893, 241879, 1069465, 1209395, 2352823, 11764115, 25881053, 129405265]

約数ペア:

[(1, 129405265), (5, 25881053), (11, 11764115), (55, 2352823), (107, 1209395), (121, 1069465), (535, 241879), (605, 213893), (1177, 109945), (1999, 64735), (5885, 21989), (9995, 12947)]