72458947

素因数分解:

${\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{23}}^1\times {\mathrm{991}}^1$

素因数の和:1059

約数の個数: 24

約数和(自身を含む): 87708672

約数和(自身を除く): 15249725

約数列:

[1, 11, 17, 23, 187, 253, 289, 391, 991, 3179, 4301, 6647, 10901, 16847, 22793, 73117, 185317, 250723, 286399, 387481, 3150389, 4262291, 6587177, 72458947]

約数ペア:

[(1, 72458947), (11, 6587177), (17, 4262291), (23, 3150389), (187, 387481), (253, 286399), (289, 250723), (391, 185317), (991, 73117), (3179, 22793), (4301, 16847), (6647, 10901)]