25281018

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{47}}^1\times {\mathrm{1423}}^1$

素因数の和:1488

約数の個数: 64

約数和(自身を含む): 65617920

約数和(自身を除く): 40336902

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 47, 54, 63, 94, 126, 141, 189, 282, 329, 378, 423, 658, 846, 987, 1269, 1423, 1974, 2538, 2846, 2961, 4269, 5922, 8538, 8883, 9961, 12807, 17766, 19922, 25614, 29883, 38421, 59766, 66881, 76842, 89649, 133762, 179298, 200643, 268947, 401286, 468167, 537894, 601929, 936334, 1203858, 1404501, 1805787, 2809002, 3611574, 4213503, 8427006, 12640509, 25281018]

約数ペア:

[(1, 25281018), (2, 12640509), (3, 8427006), (6, 4213503), (7, 3611574), (9, 2809002), (14, 1805787), (18, 1404501), (21, 1203858), (27, 936334), (42, 601929), (47, 537894), (54, 468167), (63, 401286), (94, 268947), (126, 200643), (141, 179298), (189, 133762), (282, 89649), (329, 76842), (378, 66881), (423, 59766), (658, 38421), (846, 29883), (987, 25614), (1269, 19922), (1423, 17766), (1974, 12807), (2538, 9961), (2846, 8883), (2961, 8538), (4269, 5922)]