220102519

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{1949}}^1$

素因数の和:2059

約数の個数: 32

約数和(自身を含む): 290908800

約数和(自身を除く): 70806281

約数列:

[1, 7, 13, 17, 73, 91, 119, 221, 511, 949, 1241, 1547, 1949, 6643, 8687, 13643, 16133, 25337, 33133, 112931, 142277, 177359, 231931, 430729, 995939, 1849601, 2418709, 3015103, 12947207, 16930963, 31443217, 220102519]

約数ペア:

[(1, 220102519), (7, 31443217), (13, 16930963), (17, 12947207), (73, 3015103), (91, 2418709), (119, 1849601), (221, 995939), (511, 430729), (949, 231931), (1241, 177359), (1547, 142277), (1949, 112931), (6643, 33133), (8687, 25337), (13643, 16133)]