131123522

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{137}}^1\times {\mathrm{283}}^1$

素因数の和:530

約数の個数: 32

約数和(自身を含む): 211636800

約数和(自身を除く): 80513278

約数列:

[1, 2, 19, 38, 89, 137, 178, 274, 283, 566, 1691, 2603, 3382, 5206, 5377, 10754, 12193, 24386, 25187, 38771, 50374, 77542, 231667, 463334, 478553, 736649, 957106, 1473298, 3450619, 6901238, 65561761, 131123522]

約数ペア:

[(1, 131123522), (2, 65561761), (19, 6901238), (38, 3450619), (89, 1473298), (137, 957106), (178, 736649), (274, 478553), (283, 463334), (566, 231667), (1691, 77542), (2603, 50374), (3382, 38771), (5206, 25187), (5377, 24386), (10754, 12193)]