12729291281

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{317}}^1\times {\mathrm{13127}}^1$

素因数の和:13493

約数の個数: 32

約数和(自身を含む): 16030863360

約数和(自身を除く): 3301572079

約数列:

[1, 7, 19, 23, 133, 161, 317, 437, 2219, 3059, 6023, 7291, 13127, 42161, 51037, 91889, 138529, 249413, 301921, 969703, 1745891, 2113447, 4161259, 5736499, 29128813, 40155493, 79063921, 95708957, 553447447, 669962699, 1818470183, 12729291281]

約数ペア:

[(1, 12729291281), (7, 1818470183), (19, 669962699), (23, 553447447), (133, 95708957), (161, 79063921), (317, 40155493), (437, 29128813), (2219, 5736499), (3059, 4161259), (6023, 2113447), (7291, 1745891), (13127, 969703), (42161, 301921), (51037, 249413), (91889, 138529)]