865966472

素因数分解:

$2^3\times 7^1\times {\mathrm{1993}}^1\times {\mathrm{7759}}^1$

素因数の和:9765

約数の個数: 32

約数和(自身を含む): 1856812800

約数和(自身を除く): 990846328

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 1993, 3986, 7759, 7972, 13951, 15518, 15944, 27902, 31036, 54313, 55804, 62072, 108626, 111608, 217252, 434504, 15463687, 30927374, 61854748, 108245809, 123709496, 216491618, 432983236, 865966472]

約数ペア:

[(1, 865966472), (2, 432983236), (4, 216491618), (7, 123709496), (8, 108245809), (14, 61854748), (28, 30927374), (56, 15463687), (1993, 434504), (3986, 217252), (7759, 111608), (7972, 108626), (13951, 62072), (15518, 55804), (15944, 54313), (27902, 31036)]