12988528091

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{107}}^1\times {\mathrm{54361}}^1$

素因数の和:54515

約数の個数: 32

約数和(自身を含む): 16908756480

約数和(自身を除く): 3920228389

約数列:

[1, 7, 11, 29, 77, 107, 203, 319, 749, 1177, 2233, 3103, 8239, 21721, 34133, 54361, 238931, 380527, 597971, 1576469, 4185797, 5816627, 11035283, 17341159, 40716389, 63982897, 121388113, 168682183, 447880279, 1180775281, 1855504013, 12988528091]

約数ペア:

[(1, 12988528091), (7, 1855504013), (11, 1180775281), (29, 447880279), (77, 168682183), (107, 121388113), (203, 63982897), (319, 40716389), (749, 17341159), (1177, 11035283), (2233, 5816627), (3103, 4185797), (8239, 1576469), (21721, 597971), (34133, 380527), (54361, 238931)]