72480639

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{18457}}^1$

素因数の和:18495

約数の個数: 32

約数和(自身を含む): 127581696

約数和(自身を除く): 55101057

約数列:

[1, 3, 7, 11, 17, 21, 33, 51, 77, 119, 187, 231, 357, 561, 1309, 3927, 18457, 55371, 129199, 203027, 313769, 387597, 609081, 941307, 1421189, 2196383, 3451459, 4263567, 6589149, 10354377, 24160213, 72480639]

約数ペア:

[(1, 72480639), (3, 24160213), (7, 10354377), (11, 6589149), (17, 4263567), (21, 3451459), (33, 2196383), (51, 1421189), (77, 941307), (119, 609081), (187, 387597), (231, 313769), (357, 203027), (561, 129199), (1309, 55371), (3927, 18457)]