39844845

素因数分解:

$3^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{4157}}^1$

素因数の和:4242

約数の個数: 32

約数和(自身を含む): 71850240

約数和(自身を除く): 32005395

約数列:

[1, 3, 5, 9, 15, 27, 45, 71, 135, 213, 355, 639, 1065, 1917, 3195, 4157, 9585, 12471, 20785, 37413, 62355, 112239, 187065, 295147, 561195, 885441, 1475735, 2656323, 4427205, 7968969, 13281615, 39844845]

約数ペア:

[(1, 39844845), (3, 13281615), (5, 7968969), (9, 4427205), (15, 2656323), (27, 1475735), (45, 885441), (71, 561195), (135, 295147), (213, 187065), (355, 112239), (639, 62355), (1065, 37413), (1917, 20785), (3195, 12471), (4157, 9585)]