64381581

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{239}}^1\times {\mathrm{907}}^1$

素因数の和:1166

約数の個数: 32

約数和(自身を含む): 104601600

約数和(自身を除く): 40220019

約数列:

[1, 3, 9, 11, 27, 33, 99, 239, 297, 717, 907, 2151, 2629, 2721, 6453, 7887, 8163, 9977, 23661, 24489, 29931, 70983, 89793, 216773, 269379, 650319, 1950957, 2384503, 5852871, 7153509, 21460527, 64381581]

約数ペア:

[(1, 64381581), (3, 21460527), (9, 7153509), (11, 5852871), (27, 2384503), (33, 1950957), (99, 650319), (239, 269379), (297, 216773), (717, 89793), (907, 70983), (2151, 29931), (2629, 24489), (2721, 23661), (6453, 9977), (7887, 8163)]