51720945

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{173}}^1\times {\mathrm{1049}}^1$

素因数の和:1249

約数の個数: 32

約数和(自身を含む): 87696000

約数和(自身を除く): 35975055

約数列:

[1, 3, 5, 15, 19, 57, 95, 173, 285, 519, 865, 1049, 2595, 3147, 3287, 5245, 9861, 15735, 16435, 19931, 49305, 59793, 99655, 181477, 298965, 544431, 907385, 2722155, 3448063, 10344189, 17240315, 51720945]

約数ペア:

[(1, 51720945), (3, 17240315), (5, 10344189), (15, 3448063), (19, 2722155), (57, 907385), (95, 544431), (173, 298965), (285, 181477), (519, 99655), (865, 59793), (1049, 49305), (2595, 19931), (3147, 16435), (3287, 15735), (5245, 9861)]