25438938

素因数分解:

$2^1\times 3^1\times 7^3\times {\mathrm{47}}^1\times {\mathrm{263}}^1$

素因数の和:336

約数の個数: 64

約数和(自身を含む): 60825600

約数和(自身を除く): 35386662

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 47, 49, 94, 98, 141, 147, 263, 282, 294, 329, 343, 526, 658, 686, 789, 987, 1029, 1578, 1841, 1974, 2058, 2303, 3682, 4606, 5523, 6909, 11046, 12361, 12887, 13818, 16121, 24722, 25774, 32242, 37083, 38661, 48363, 74166, 77322, 86527, 90209, 96726, 173054, 180418, 259581, 270627, 519162, 541254, 605689, 1211378, 1817067, 3634134, 4239823, 8479646, 12719469, 25438938]

約数ペア:

[(1, 25438938), (2, 12719469), (3, 8479646), (6, 4239823), (7, 3634134), (14, 1817067), (21, 1211378), (42, 605689), (47, 541254), (49, 519162), (94, 270627), (98, 259581), (141, 180418), (147, 173054), (263, 96726), (282, 90209), (294, 86527), (329, 77322), (343, 74166), (526, 48363), (658, 38661), (686, 37083), (789, 32242), (987, 25774), (1029, 24722), (1578, 16121), (1841, 13818), (1974, 12887), (2058, 12361), (2303, 11046), (3682, 6909), (4606, 5523)]