25156938609

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{547}}^1\times {\mathrm{727}}^1$

素因数の和:1368

約数の個数: 80

約数和(自身を含む): 41707201536

約数和(自身を除く): 16550262927

約数列:

[1, 3, 9, 11, 27, 33, 71, 81, 99, 213, 297, 547, 639, 727, 781, 891, 1641, 1917, 2181, 2343, 4923, 5751, 6017, 6543, 7029, 7997, 14769, 18051, 19629, 21087, 23991, 38837, 44307, 51617, 54153, 58887, 63261, 71973, 116511, 154851, 162459, 215919, 349533, 397669, 427207, 464553, 487377, 567787, 647757, 1048599, 1193007, 1281621, 1393659, 1703361, 3145797, 3579021, 3844863, 4180977, 4374359, 5110083, 10737063, 11534589, 13123077, 15330249, 28234499, 32211189, 34603767, 39369231, 45990747, 84703497, 118107693, 254110491, 310579489, 354323079, 762331473, 931738467, 2286994419, 2795215401, 8385646203, 25156938609]

約数ペア:

[(1, 25156938609), (3, 8385646203), (9, 2795215401), (11, 2286994419), (27, 931738467), (33, 762331473), (71, 354323079), (81, 310579489), (99, 254110491), (213, 118107693), (297, 84703497), (547, 45990747), (639, 39369231), (727, 34603767), (781, 32211189), (891, 28234499), (1641, 15330249), (1917, 13123077), (2181, 11534589), (2343, 10737063), (4923, 5110083), (5751, 4374359), (6017, 4180977), (6543, 3844863), (7029, 3579021), (7997, 3145797), (14769, 1703361), (18051, 1393659), (19629, 1281621), (21087, 1193007), (23991, 1048599), (38837, 647757), (44307, 567787), (51617, 487377), (54153, 464553), (58887, 427207), (63261, 397669), (71973, 349533), (116511, 215919), (154851, 162459)]