50989071

素因数分解:

$3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{137}}^1\times {\mathrm{479}}^1$

素因数の和:663

約数の個数: 32

約数和(自身を含む): 80547840

約数和(自身を除く): 29558769

約数列:

[1, 3, 7, 21, 37, 111, 137, 259, 411, 479, 777, 959, 1437, 2877, 3353, 5069, 10059, 15207, 17723, 35483, 53169, 65623, 106449, 124061, 196869, 372183, 459361, 1378083, 2428051, 7284153, 16996357, 50989071]

約数ペア:

[(1, 50989071), (3, 16996357), (7, 7284153), (21, 2428051), (37, 1378083), (111, 459361), (137, 372183), (259, 196869), (411, 124061), (479, 106449), (777, 65623), (959, 53169), (1437, 35483), (2877, 17723), (3353, 15207), (5069, 10059)]