2678366420639

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{293}}^1\times {\mathrm{8563}}^1\times {\mathrm{11731}}^1$

素因数の和:20607

約数の個数: 32

約数和(自身を含む): 3308369938944

約数和(自身を除く): 630003518305

約数列:

[1, 7, 13, 91, 293, 2051, 3809, 8563, 11731, 26663, 59941, 82117, 111319, 152503, 779233, 1067521, 2508959, 3437183, 17562713, 24060281, 32616467, 44683379, 100452553, 228315269, 312783653, 703167871, 1305883189, 9141182323, 29432598029, 206028186203, 382623774377, 2678366420639]

約数ペア:

[(1, 2678366420639), (7, 382623774377), (13, 206028186203), (91, 29432598029), (293, 9141182323), (2051, 1305883189), (3809, 703167871), (8563, 312783653), (11731, 228315269), (26663, 100452553), (59941, 44683379), (82117, 32616467), (111319, 24060281), (152503, 17562713), (779233, 3437183), (1067521, 2508959)]