69725968

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{335221}}^1$

素因数の和:335242

約数の個数: 20

約数和(自身を含む): 145486348

約数和(自身を除く): 75760380

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 335221, 670442, 1340884, 2681768, 4357873, 5363536, 8715746, 17431492, 34862984, 69725968]

約数ペア:

[(1, 69725968), (2, 34862984), (4, 17431492), (8, 8715746), (13, 5363536), (16, 4357873), (26, 2681768), (52, 1340884), (104, 670442), (208, 335221)]