51607515

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{7873}}^1$

素因数の和:7923

約数の個数: 32

約数和(自身を含む): 90708480

約数和(自身を除く): 39100965

約数列:

[1, 3, 5, 15, 19, 23, 57, 69, 95, 115, 285, 345, 437, 1311, 2185, 6555, 7873, 23619, 39365, 118095, 149587, 181079, 448761, 543237, 747935, 905395, 2243805, 2716185, 3440501, 10321503, 17202505, 51607515]

約数ペア:

[(1, 51607515), (3, 17202505), (5, 10321503), (15, 3440501), (19, 2716185), (23, 2243805), (57, 905395), (69, 747935), (95, 543237), (115, 448761), (285, 181079), (345, 149587), (437, 118095), (1311, 39365), (2185, 23619), (6555, 7873)]