51743517

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{3163}}^1$

素因数の和:3233

約数の個数: 32

約数和(自身を含む): 85048320

約数和(自身を除く): 33304803

約数列:

[1, 3, 7, 19, 21, 41, 57, 123, 133, 287, 399, 779, 861, 2337, 3163, 5453, 9489, 16359, 22141, 60097, 66423, 129683, 180291, 389049, 420679, 907781, 1262037, 2463977, 2723343, 7391931, 17247839, 51743517]

約数ペア:

[(1, 51743517), (3, 17247839), (7, 7391931), (19, 2723343), (21, 2463977), (41, 1262037), (57, 907781), (123, 420679), (133, 389049), (287, 180291), (399, 129683), (779, 66423), (861, 60097), (2337, 22141), (3163, 16359), (5453, 9489)]