25165707

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{31}}^2\times {\mathrm{43}}^1$

素因数の和:144

約数の個数: 48

約数和(自身を含む): 41944320

約数和(自身を除く): 16778613

約数列:

[1, 3, 7, 21, 29, 31, 43, 87, 93, 129, 203, 217, 301, 609, 651, 899, 903, 961, 1247, 1333, 2697, 2883, 3741, 3999, 6293, 6727, 8729, 9331, 18879, 20181, 26187, 27869, 27993, 38657, 41323, 83607, 115971, 123969, 195083, 270599, 289261, 585249, 811797, 867783, 1198367, 3595101, 8388569, 25165707]

約数ペア:

[(1, 25165707), (3, 8388569), (7, 3595101), (21, 1198367), (29, 867783), (31, 811797), (43, 585249), (87, 289261), (93, 270599), (129, 195083), (203, 123969), (217, 115971), (301, 83607), (609, 41323), (651, 38657), (899, 27993), (903, 27869), (961, 26187), (1247, 20181), (1333, 18879), (2697, 9331), (2883, 8729), (3741, 6727), (3999, 6293)]