289311399

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{22277}}^1$

素因数の和:22336

約数の個数: 32

約数和(自身を含む): 474075840

約数和(自身を除く): 184764441

約数列:

[1, 3, 9, 13, 27, 37, 39, 111, 117, 333, 351, 481, 999, 1443, 4329, 12987, 22277, 66831, 200493, 289601, 601479, 824249, 868803, 2472747, 2606409, 7418241, 7819227, 10715237, 22254723, 32145711, 96437133, 289311399]

約数ペア:

[(1, 289311399), (3, 96437133), (9, 32145711), (13, 22254723), (27, 10715237), (37, 7819227), (39, 7418241), (111, 2606409), (117, 2472747), (333, 868803), (351, 824249), (481, 601479), (999, 289601), (1443, 200493), (4329, 66831), (12987, 22277)]