25979944

素因数分解:

$2^3\times {\mathrm{17}}^3\times {\mathrm{661}}^1$

素因数の和:718

約数の個数: 32

約数和(自身を含む): 51834600

約数和(自身を除く): 25854656

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 289, 578, 661, 1156, 1322, 2312, 2644, 4913, 5288, 9826, 11237, 19652, 22474, 39304, 44948, 89896, 191029, 382058, 764116, 1528232, 3247493, 6494986, 12989972, 25979944]

約数ペア:

[(1, 25979944), (2, 12989972), (4, 6494986), (8, 3247493), (17, 1528232), (34, 764116), (68, 382058), (136, 191029), (289, 89896), (578, 44948), (661, 39304), (1156, 22474), (1322, 19652), (2312, 11237), (2644, 9826), (4913, 5288)]