243757839

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1\times {\mathrm{1873}}^1$

素因数の和:2007

約数の個数: 32

約数和(自身を含む): 362686464

約数和(自身を除く): 118928625

約数列:

[1, 3, 13, 39, 47, 71, 141, 213, 611, 923, 1833, 1873, 2769, 3337, 5619, 10011, 24349, 43381, 73047, 88031, 130143, 132983, 264093, 398949, 1144403, 1728779, 3433209, 5186337, 6250201, 18750603, 81252613, 243757839]

約数ペア:

[(1, 243757839), (3, 81252613), (13, 18750603), (39, 6250201), (47, 5186337), (71, 3433209), (141, 1728779), (213, 1144403), (611, 398949), (923, 264093), (1833, 132983), (1873, 130143), (2769, 88031), (3337, 73047), (5619, 43381), (10011, 24349)]