25288431

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{1277}}^1$

素因数の和:1351

約数の個数: 32

約数和(自身を含む): 41223168

約数和(自身を除く): 15934737

約数列:

[1, 3, 7, 21, 23, 41, 69, 123, 161, 287, 483, 861, 943, 1277, 2829, 3831, 6601, 8939, 19803, 26817, 29371, 52357, 88113, 157071, 205597, 366499, 616791, 1099497, 1204211, 3612633, 8429477, 25288431]

約数ペア:

[(1, 25288431), (3, 8429477), (7, 3612633), (21, 1204211), (23, 1099497), (41, 616791), (69, 366499), (123, 205597), (161, 157071), (287, 88113), (483, 52357), (861, 29371), (943, 26817), (1277, 19803), (2829, 8939), (3831, 6601)]