51927291

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{239}}^1\times {\mathrm{619}}^1$

素因数の和:880

約数の個数: 32

約数和(自身を含む): 83328000

約数和(自身を除く): 31400709

約数列:

[1, 3, 9, 13, 27, 39, 117, 239, 351, 619, 717, 1857, 2151, 3107, 5571, 6453, 8047, 9321, 16713, 24141, 27963, 72423, 83889, 147941, 217269, 443823, 1331469, 1923233, 3994407, 5769699, 17309097, 51927291]

約数ペア:

[(1, 51927291), (3, 17309097), (9, 5769699), (13, 3994407), (27, 1923233), (39, 1331469), (117, 443823), (239, 217269), (351, 147941), (619, 83889), (717, 72423), (1857, 27963), (2151, 24141), (3107, 16713), (5571, 9321), (6453, 8047)]