7188545

素因数分解:

$5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1$

素因数の和:130

約数の個数: 48

約数和(自身を含む): 11280528

約数和(自身を除く): 4091983

約数列:

[1, 5, 7, 13, 35, 37, 49, 61, 65, 91, 185, 245, 259, 305, 427, 455, 481, 637, 793, 1295, 1813, 2135, 2257, 2405, 2989, 3185, 3367, 3965, 5551, 9065, 11285, 14945, 15799, 16835, 23569, 27755, 29341, 38857, 78995, 110593, 117845, 146705, 194285, 205387, 552965, 1026935, 1437709, 7188545]

約数ペア:

[(1, 7188545), (5, 1437709), (7, 1026935), (13, 552965), (35, 205387), (37, 194285), (49, 146705), (61, 117845), (65, 110593), (91, 78995), (185, 38857), (245, 29341), (259, 27755), (305, 23569), (427, 16835), (455, 15799), (481, 14945), (637, 11285), (793, 9065), (1295, 5551), (1813, 3965), (2135, 3367), (2257, 3185), (2405, 2989)]