71169981

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{457}}^1$

素因数の和:581

約数の個数: 32

約数和(自身を含む): 103588608

約数和(自身を除く): 32418627

約数列:

[1, 3, 23, 37, 61, 69, 111, 183, 457, 851, 1371, 1403, 2257, 2553, 4209, 6771, 10511, 16909, 27877, 31533, 50727, 51911, 83631, 155733, 388907, 641171, 1031449, 1166721, 1923513, 3094347, 23723327, 71169981]

約数ペア:

[(1, 71169981), (3, 23723327), (23, 3094347), (37, 1923513), (61, 1166721), (69, 1031449), (111, 641171), (183, 388907), (457, 155733), (851, 83631), (1371, 51911), (1403, 50727), (2257, 31533), (2553, 27877), (4209, 16909), (6771, 10511)]