1996335

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{109}}^1$

素因数の和:168

約数の個数: 48

約数和(自身を含む): 3912480

約数和(自身を除く): 1916145

約数列:

[1, 3, 5, 9, 11, 15, 33, 37, 45, 55, 99, 109, 111, 165, 185, 327, 333, 407, 495, 545, 555, 981, 1199, 1221, 1635, 1665, 2035, 3597, 3663, 4033, 4905, 5995, 6105, 10791, 12099, 17985, 18315, 20165, 36297, 44363, 53955, 60495, 133089, 181485, 221815, 399267, 665445, 1996335]

約数ペア:

[(1, 1996335), (3, 665445), (5, 399267), (9, 221815), (11, 181485), (15, 133089), (33, 60495), (37, 53955), (45, 44363), (55, 36297), (99, 20165), (109, 18315), (111, 17985), (165, 12099), (185, 10791), (327, 6105), (333, 5995), (407, 4905), (495, 4033), (545, 3663), (555, 3597), (981, 2035), (1199, 1665), (1221, 1635)]