7220551

素因数分解:

${\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1$

素因数の和:127

約数の個数: 32

約数和(自身を含む): 9031680

約数和(自身を除く): 1811129

約数列:

[1, 13, 19, 23, 31, 41, 247, 299, 403, 437, 533, 589, 713, 779, 943, 1271, 5681, 7657, 9269, 10127, 12259, 13547, 16523, 17917, 24149, 29233, 176111, 232921, 313937, 380029, 555427, 7220551]

約数ペア:

[(1, 7220551), (13, 555427), (19, 380029), (23, 313937), (31, 232921), (41, 176111), (247, 29233), (299, 24149), (403, 17917), (437, 16523), (533, 13547), (589, 12259), (713, 10127), (779, 9269), (943, 7657), (1271, 5681)]