128599990

素因数分解:

$2^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{273617}}^1$

素因数の和:273671

約数の個数: 16

約数和(自身を含む): 236405952

約数和(自身を除く): 107805962

約数列:

[1, 2, 5, 10, 47, 94, 235, 470, 273617, 547234, 1368085, 2736170, 12859999, 25719998, 64299995, 128599990]

約数ペア:

[(1, 128599990), (2, 64299995), (5, 25719998), (10, 12859999), (47, 2736170), (94, 1368085), (235, 547234), (470, 273617)]