61311628

素因数分解:

$2^2\times 7^1\times {\mathrm{109}}^1\times {\mathrm{20089}}^1$

素因数の和:20209

約数の個数: 24

約数和(自身を含む): 123754400

約数和(自身を除く): 62442772

約数列:

[1, 2, 4, 7, 14, 28, 109, 218, 436, 763, 1526, 3052, 20089, 40178, 80356, 140623, 281246, 562492, 2189701, 4379402, 8758804, 15327907, 30655814, 61311628]

約数ペア:

[(1, 61311628), (2, 30655814), (4, 15327907), (7, 8758804), (14, 4379402), (28, 2189701), (109, 562492), (218, 281246), (436, 140623), (763, 80356), (1526, 40178), (3052, 20089)]