28740481

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{2939}}^1$

素因数の和:3084

約数の個数: 16

約数和(自身を含む): 36126720

約数和(自身を除く): 7386239

約数列:

[1, 7, 11, 77, 127, 889, 1397, 2939, 9779, 20573, 32329, 226303, 373253, 2612771, 4105783, 28740481]

約数ペア:

[(1, 28740481), (7, 4105783), (11, 2612771), (77, 373253), (127, 226303), (889, 32329), (1397, 20573), (2939, 9779)]