68475855

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{10691}}^1$

素因数の和:10767

約数の個数: 32

約数和(自身を含む): 127277568

約数和(自身を除く): 58801713

約数列:

[1, 3, 5, 7, 15, 21, 35, 61, 105, 183, 305, 427, 915, 1281, 2135, 6405, 10691, 32073, 53455, 74837, 160365, 224511, 374185, 652151, 1122555, 1956453, 3260755, 4565057, 9782265, 13695171, 22825285, 68475855]

約数ペア:

[(1, 68475855), (3, 22825285), (5, 13695171), (7, 9782265), (15, 4565057), (21, 3260755), (35, 1956453), (61, 1122555), (105, 652151), (183, 374185), (305, 224511), (427, 160365), (915, 74837), (1281, 53455), (2135, 32073), (6405, 10691)]