80732729

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{397}}^1$

素因数の和:573

約数の個数: 32

約数和(自身を含む): 106982400

約数和(自身を除く): 26249671

約数列:

[1, 7, 11, 19, 77, 133, 139, 209, 397, 973, 1463, 1529, 2641, 2779, 4367, 7543, 10703, 18487, 29051, 30569, 52801, 55183, 82973, 203357, 386281, 580811, 607013, 1048477, 4249091, 7339339, 11533247, 80732729]

約数ペア:

[(1, 80732729), (7, 11533247), (11, 7339339), (19, 4249091), (77, 1048477), (133, 607013), (139, 580811), (209, 386281), (397, 203357), (973, 82973), (1463, 55183), (1529, 52801), (2641, 30569), (2779, 29051), (4367, 18487), (7543, 10703)]