42958905

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{193}}^1$

素因数の和:302

約数の個数: 64

約数和(自身を含む): 80455680

約数和(自身を除く): 37496775

約数列:

[1, 3, 5, 11, 15, 19, 33, 55, 57, 71, 95, 165, 193, 209, 213, 285, 355, 579, 627, 781, 965, 1045, 1065, 1349, 2123, 2343, 2895, 3135, 3667, 3905, 4047, 6369, 6745, 10615, 11001, 11715, 13703, 14839, 18335, 20235, 31845, 40337, 41109, 44517, 55005, 68515, 74195, 121011, 150733, 201685, 205545, 222585, 260357, 452199, 605055, 753665, 781071, 1301785, 2260995, 2863927, 3905355, 8591781, 14319635, 42958905]

約数ペア:

[(1, 42958905), (3, 14319635), (5, 8591781), (11, 3905355), (15, 2863927), (19, 2260995), (33, 1301785), (55, 781071), (57, 753665), (71, 605055), (95, 452199), (165, 260357), (193, 222585), (209, 205545), (213, 201685), (285, 150733), (355, 121011), (579, 74195), (627, 68515), (781, 55005), (965, 44517), (1045, 41109), (1065, 40337), (1349, 31845), (2123, 20235), (2343, 18335), (2895, 14839), (3135, 13703), (3667, 11715), (3905, 11001), (4047, 10615), (6369, 6745)]