38684721

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{149}}^1\times {\mathrm{2339}}^1$

素因数の和:2528

約数の個数: 16

約数和(自身を含む): 53352000

約数和(自身を除く): 14667279

約数列:

[1, 3, 37, 111, 149, 447, 2339, 5513, 7017, 16539, 86543, 259629, 348511, 1045533, 12894907, 38684721]

約数ペア:

[(1, 38684721), (3, 12894907), (37, 1045533), (111, 348511), (149, 259629), (447, 86543), (2339, 16539), (5513, 7017)]