25291278

素因数分解:

$2^1\times 3^4\times {\mathrm{156119}}^1$

素因数の和:156133

約数の個数: 20

約数和(自身を含む): 56671560

約数和(自身を除く): 31380282

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 156119, 312238, 468357, 936714, 1405071, 2810142, 4215213, 8430426, 12645639, 25291278]

約数ペア:

[(1, 25291278), (2, 12645639), (3, 8430426), (6, 4215213), (9, 2810142), (18, 1405071), (27, 936714), (54, 468357), (81, 312238), (162, 156119)]