318465

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{337}}^1$

素因数の和:358

約数の個数: 32

約数和(自身を含む): 648960

約数和(自身を除く): 330495

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 105, 135, 189, 315, 337, 945, 1011, 1685, 2359, 3033, 5055, 7077, 9099, 11795, 15165, 21231, 35385, 45495, 63693, 106155, 318465]

約数ペア:

[(1, 318465), (3, 106155), (5, 63693), (7, 45495), (9, 35385), (15, 21231), (21, 15165), (27, 11795), (35, 9099), (45, 7077), (63, 5055), (105, 3033), (135, 2359), (189, 1685), (315, 1011), (337, 945)]