28753709

素因数分解:

${\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{79}}^1\times {\mathrm{199}}^1$

素因数の和:368

約数の個数: 16

約数和(自身を含む): 30720000

約数和(自身を除く): 1966291

約数列:

[1, 31, 59, 79, 199, 1829, 2449, 4661, 6169, 11741, 15721, 144491, 363971, 487351, 927539, 28753709]

約数ペア:

[(1, 28753709), (31, 927539), (59, 487351), (79, 363971), (199, 144491), (1829, 15721), (2449, 11741), (4661, 6169)]