12686079

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{563}}^1$

素因数の和:639

約数の個数: 32

約数和(自身を含む): 20574720

約数和(自身を除く): 7888641

約数列:

[1, 3, 7, 21, 29, 37, 87, 111, 203, 259, 563, 609, 777, 1073, 1689, 3219, 3941, 7511, 11823, 16327, 20831, 22533, 48981, 62493, 114289, 145817, 342867, 437451, 604099, 1812297, 4228693, 12686079]

約数ペア:

[(1, 12686079), (3, 4228693), (7, 1812297), (21, 604099), (29, 437451), (37, 342867), (87, 145817), (111, 114289), (203, 62493), (259, 48981), (563, 22533), (609, 20831), (777, 16327), (1073, 11823), (1689, 7511), (3219, 3941)]