71319031888

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{342879961}}^1$

素因数の和:342879982

約数の個数: 20

約数和(自身を含む): 148809903508

約数和(自身を除く): 77490871620

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 342879961, 685759922, 1371519844, 2743039688, 4457439493, 5486079376, 8914878986, 17829757972, 35659515944, 71319031888]

約数ペア:

[(1, 71319031888), (2, 35659515944), (4, 17829757972), (8, 8914878986), (13, 5486079376), (16, 4457439493), (26, 2743039688), (52, 1371519844), (104, 685759922), (208, 342879961)]