25218321

素因数分解:

$3^1\times {\mathrm{41}}^1\times {\mathrm{421}}^1\times {\mathrm{487}}^1$

素因数の和:952

約数の個数: 16

約数和(自身を含む): 34597248

約数和(自身を除く): 9378927

約数列:

[1, 3, 41, 123, 421, 487, 1263, 1461, 17261, 19967, 51783, 59901, 205027, 615081, 8406107, 25218321]

約数ペア:

[(1, 25218321), (3, 8406107), (41, 615081), (123, 205027), (421, 59901), (487, 51783), (1263, 19967), (1461, 17261)]