25208638

素因数分解:

$2^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{421}}^1$

素因数の和:497

約数の個数: 48

約数和(自身を含む): 48492864

約数和(自身を除く): 23284226

約数列:

[1, 2, 7, 13, 14, 26, 47, 49, 91, 94, 98, 182, 329, 421, 611, 637, 658, 842, 1222, 1274, 2303, 2947, 4277, 4606, 5473, 5894, 8554, 10946, 19787, 20629, 29939, 38311, 39574, 41258, 59878, 76622, 138509, 257231, 268177, 277018, 514462, 536354, 969563, 1800617, 1939126, 3601234, 12604319, 25208638]

約数ペア:

[(1, 25208638), (2, 12604319), (7, 3601234), (13, 1939126), (14, 1800617), (26, 969563), (47, 536354), (49, 514462), (91, 277018), (94, 268177), (98, 257231), (182, 138509), (329, 76622), (421, 59878), (611, 41258), (637, 39574), (658, 38311), (842, 29939), (1222, 20629), (1274, 19787), (2303, 10946), (2947, 8554), (4277, 5894), (4606, 5473)]