71356395

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{25439}}^1$

素因数の和:25475

約数の個数: 32

約数和(自身を含む): 131880960

約数和(自身を除く): 60524565

約数列:

[1, 3, 5, 11, 15, 17, 33, 51, 55, 85, 165, 187, 255, 561, 935, 2805, 25439, 76317, 127195, 279829, 381585, 432463, 839487, 1297389, 1399145, 2162315, 4197435, 4757093, 6486945, 14271279, 23785465, 71356395]

約数ペア:

[(1, 71356395), (3, 23785465), (5, 14271279), (11, 6486945), (15, 4757093), (17, 4197435), (33, 2162315), (51, 1399145), (55, 1297389), (85, 839487), (165, 432463), (187, 381585), (255, 279829), (561, 127195), (935, 76317), (2805, 25439)]