42657855

素因数分解:

$3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{101}}^1\times {\mathrm{761}}^1$

素因数の和:907

約数の個数: 32

約数和(自身を含む): 70884288

約数和(自身を除く): 28226433

約数列:

[1, 3, 5, 15, 37, 101, 111, 185, 303, 505, 555, 761, 1515, 2283, 3737, 3805, 11211, 11415, 18685, 28157, 56055, 76861, 84471, 140785, 230583, 384305, 422355, 1152915, 2843857, 8531571, 14219285, 42657855]

約数ペア:

[(1, 42657855), (3, 14219285), (5, 8531571), (15, 2843857), (37, 1152915), (101, 422355), (111, 384305), (185, 230583), (303, 140785), (505, 84471), (555, 76861), (761, 56055), (1515, 28157), (2283, 18685), (3737, 11415), (3805, 11211)]