891567135

素因数分解:

$3^3\times 5^1\times {\mathrm{109}}^1\times {\mathrm{60589}}^1$

素因数の和:60712

約数の個数: 32

約数和(自身を含む): 1599576000

約数和(自身を除く): 708008865

約数列:

[1, 3, 5, 9, 15, 27, 45, 109, 135, 327, 545, 981, 1635, 2943, 4905, 14715, 60589, 181767, 302945, 545301, 908835, 1635903, 2726505, 6604201, 8179515, 19812603, 33021005, 59437809, 99063015, 178313427, 297189045, 891567135]

約数ペア:

[(1, 891567135), (3, 297189045), (5, 178313427), (9, 99063015), (15, 59437809), (27, 33021005), (45, 19812603), (109, 8179515), (135, 6604201), (327, 2726505), (545, 1635903), (981, 908835), (1635, 545301), (2943, 302945), (4905, 181767), (14715, 60589)]