25465869

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{421}}^1$

素因数の和:498

約数の個数: 48

約数和(自身を含む): 44239104

約数和(自身を除く): 18773235

約数列:

[1, 3, 9, 11, 13, 33, 39, 47, 99, 117, 141, 143, 421, 423, 429, 517, 611, 1263, 1287, 1551, 1833, 3789, 4631, 4653, 5473, 5499, 6721, 13893, 16419, 19787, 20163, 41679, 49257, 59361, 60203, 60489, 178083, 180609, 217657, 257231, 541827, 652971, 771693, 1958913, 2315079, 2829541, 8488623, 25465869]

約数ペア:

[(1, 25465869), (3, 8488623), (9, 2829541), (11, 2315079), (13, 1958913), (33, 771693), (39, 652971), (47, 541827), (99, 257231), (117, 217657), (141, 180609), (143, 178083), (421, 60489), (423, 60203), (429, 59361), (517, 49257), (611, 41679), (1263, 20163), (1287, 19787), (1551, 16419), (1833, 13893), (3789, 6721), (4631, 5499), (4653, 5473)]