27990046

素因数分解:

$2^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{971}}^1$

素因数の和:1080

約数の個数: 32

約数和(自身を含む): 50388480

約数和(自身を除く): 22398434

約数列:

[1, 2, 7, 14, 29, 58, 71, 142, 203, 406, 497, 971, 994, 1942, 2059, 4118, 6797, 13594, 14413, 28159, 28826, 56318, 68941, 137882, 197113, 394226, 482587, 965174, 1999289, 3998578, 13995023, 27990046]

約数ペア:

[(1, 27990046), (2, 13995023), (7, 3998578), (14, 1999289), (29, 965174), (58, 482587), (71, 394226), (142, 197113), (203, 137882), (406, 68941), (497, 56318), (971, 28826), (994, 28159), (1942, 14413), (2059, 13594), (4118, 6797)]