64704567

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{157}}^1\times {\mathrm{8081}}^1$

素因数の和:8258

約数の個数: 16

約数和(自身を含む): 91940832

約数和(自身を除く): 27236265

約数列:

[1, 3, 17, 51, 157, 471, 2669, 8007, 8081, 24243, 137377, 412131, 1268717, 3806151, 21568189, 64704567]

約数ペア:

[(1, 64704567), (3, 21568189), (17, 3806151), (51, 1268717), (157, 412131), (471, 137377), (2669, 24243), (8007, 8081)]