49999005

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{157}}^1\times {\mathrm{337}}^1$

素因数の和:515

約数の個数: 64

約数和(自身を含む): 102535680

約数和(自身を除く): 52536675

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 105, 135, 157, 189, 315, 337, 471, 785, 945, 1011, 1099, 1413, 1685, 2355, 2359, 3033, 3297, 4239, 5055, 5495, 7065, 7077, 9099, 9891, 11795, 15165, 16485, 21195, 21231, 29673, 35385, 45495, 49455, 52909, 63693, 106155, 148365, 158727, 264545, 318465, 370363, 476181, 793635, 1111089, 1428543, 1851815, 2380905, 3333267, 5555445, 7142715, 9999801, 16666335, 49999005]

約数ペア:

[(1, 49999005), (3, 16666335), (5, 9999801), (7, 7142715), (9, 5555445), (15, 3333267), (21, 2380905), (27, 1851815), (35, 1428543), (45, 1111089), (63, 793635), (105, 476181), (135, 370363), (157, 318465), (189, 264545), (315, 158727), (337, 148365), (471, 106155), (785, 63693), (945, 52909), (1011, 49455), (1099, 45495), (1413, 35385), (1685, 29673), (2355, 21231), (2359, 21195), (3033, 16485), (3297, 15165), (4239, 11795), (5055, 9891), (5495, 9099), (7065, 7077)]