25882551

素因数分解:

$3^3\times {\mathrm{17}}^2\times {\mathrm{31}}^1\times {\mathrm{107}}^1$

素因数の和:181

約数の個数: 48

約数和(自身を含む): 42439680

約数和(自身を除く): 16557129

約数列:

[1, 3, 9, 17, 27, 31, 51, 93, 107, 153, 279, 289, 321, 459, 527, 837, 867, 963, 1581, 1819, 2601, 2889, 3317, 4743, 5457, 7803, 8959, 9951, 14229, 16371, 26877, 29853, 30923, 49113, 56389, 80631, 89559, 92769, 169167, 241893, 278307, 507501, 834921, 958613, 1522503, 2875839, 8627517, 25882551]

約数ペア:

[(1, 25882551), (3, 8627517), (9, 2875839), (17, 1522503), (27, 958613), (31, 834921), (51, 507501), (93, 278307), (107, 241893), (153, 169167), (279, 92769), (289, 89559), (321, 80631), (459, 56389), (527, 49113), (837, 30923), (867, 29853), (963, 26877), (1581, 16371), (1819, 14229), (2601, 9951), (2889, 8959), (3317, 7803), (4743, 5457)]