31691198

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{2819}}^1$

素因数の和:2912

約数の個数: 32

約数和(自身を含む): 60099840

約数和(自身を除く): 28408642

約数列:

[1, 2, 7, 11, 14, 22, 73, 77, 146, 154, 511, 803, 1022, 1606, 2819, 5621, 5638, 11242, 19733, 31009, 39466, 62018, 205787, 217063, 411574, 434126, 1440509, 2263657, 2881018, 4527314, 15845599, 31691198]

約数ペア:

[(1, 31691198), (2, 15845599), (7, 4527314), (11, 2881018), (14, 2263657), (22, 1440509), (73, 434126), (77, 411574), (146, 217063), (154, 205787), (511, 62018), (803, 39466), (1022, 31009), (1606, 19733), (2819, 11242), (5621, 5638)]