71518147

素因数分解:

${\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{79}}^1$

素因数の和:211

約数の個数: 32

約数和(自身を含む): 82944000

約数和(自身を除く): 11425853

約数列:

[1, 19, 29, 31, 53, 79, 551, 589, 899, 1007, 1501, 1537, 1643, 2291, 2449, 4187, 17081, 29203, 31217, 43529, 46531, 47647, 71021, 79553, 121423, 129797, 905293, 1349399, 2307037, 2466143, 3764113, 71518147]

約数ペア:

[(1, 71518147), (19, 3764113), (29, 2466143), (31, 2307037), (53, 1349399), (79, 905293), (551, 129797), (589, 121423), (899, 79553), (1007, 71021), (1501, 47647), (1537, 46531), (1643, 43529), (2291, 31217), (2449, 29203), (4187, 17081)]