156970791

素因数分解:

$3^4\times {\mathrm{23}}^1\times {\mathrm{109}}^1\times {\mathrm{773}}^1$

素因数の和:917

約数の個数: 40

約数和(自身を含む): 247246560

約数和(自身を除く): 90275769

約数列:

[1, 3, 9, 23, 27, 69, 81, 109, 207, 327, 621, 773, 981, 1863, 2319, 2507, 2943, 6957, 7521, 8829, 17779, 20871, 22563, 53337, 62613, 67689, 84257, 160011, 203067, 252771, 480033, 758313, 1440099, 1937911, 2274939, 5813733, 6824817, 17441199, 52323597, 156970791]

約数ペア:

[(1, 156970791), (3, 52323597), (9, 17441199), (23, 6824817), (27, 5813733), (69, 2274939), (81, 1937911), (109, 1440099), (207, 758313), (327, 480033), (621, 252771), (773, 203067), (981, 160011), (1863, 84257), (2319, 67689), (2507, 62613), (2943, 53337), (6957, 22563), (7521, 20871), (8829, 17779)]