27980958

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{3457}}^1$

素因数の和:3552

約数の個数: 32

約数和(自身を含む): 59754240

約数和(自身を除く): 31773282

約数列:

[1, 2, 3, 6, 19, 38, 57, 71, 114, 142, 213, 426, 1349, 2698, 3457, 4047, 6914, 8094, 10371, 20742, 65683, 131366, 197049, 245447, 394098, 490894, 736341, 1472682, 4663493, 9326986, 13990479, 27980958]

約数ペア:

[(1, 27980958), (2, 13990479), (3, 9326986), (6, 4663493), (19, 1472682), (38, 736341), (57, 490894), (71, 394098), (114, 245447), (142, 197049), (213, 131366), (426, 65683), (1349, 20742), (2698, 10371), (3457, 8094), (4047, 6914)]