7216857

素因数分解:

$3^5\times {\mathrm{17}}^1\times {\mathrm{1747}}^1$

素因数の和:1779

約数の個数: 24

約数和(自身を含む): 11452896

約数和(自身を除く): 4236039

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 243, 459, 1377, 1747, 4131, 5241, 15723, 29699, 47169, 89097, 141507, 267291, 424521, 801873, 2405619, 7216857]

約数ペア:

[(1, 7216857), (3, 2405619), (9, 801873), (17, 424521), (27, 267291), (51, 141507), (81, 89097), (153, 47169), (243, 29699), (459, 15723), (1377, 5241), (1747, 4131)]