25164854

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{421}}^1$

素因数の和:477

約数の個数: 48

約数和(自身を含む): 47145840

約数和(自身を除く): 21980986

約数列:

[1, 2, 11, 13, 19, 22, 26, 38, 121, 143, 209, 242, 247, 286, 418, 421, 494, 842, 1573, 2299, 2717, 3146, 4598, 4631, 5434, 5473, 7999, 9262, 10946, 15998, 29887, 50941, 59774, 60203, 87989, 101882, 103987, 120406, 175978, 207974, 662233, 967879, 1143857, 1324466, 1935758, 2287714, 12582427, 25164854]

約数ペア:

[(1, 25164854), (2, 12582427), (11, 2287714), (13, 1935758), (19, 1324466), (22, 1143857), (26, 967879), (38, 662233), (121, 207974), (143, 175978), (209, 120406), (242, 103987), (247, 101882), (286, 87989), (418, 60203), (421, 59774), (494, 50941), (842, 29887), (1573, 15998), (2299, 10946), (2717, 9262), (3146, 7999), (4598, 5473), (4631, 5434)]