189969003

素因数分解:

$3^3\times 7^1\times {\mathrm{257}}^1\times {\mathrm{3911}}^1$

素因数の和:4184

約数の個数: 32

約数和(自身を含む): 322974720

約数和(自身を除く): 133005717

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 257, 771, 1799, 2313, 3911, 5397, 6939, 11733, 16191, 27377, 35199, 48573, 82131, 105597, 246393, 739179, 1005127, 3015381, 7035889, 9046143, 21107667, 27138429, 63323001, 189969003]

約数ペア:

[(1, 189969003), (3, 63323001), (7, 27138429), (9, 21107667), (21, 9046143), (27, 7035889), (63, 3015381), (189, 1005127), (257, 739179), (771, 246393), (1799, 105597), (2313, 82131), (3911, 48573), (5397, 35199), (6939, 27377), (11733, 16191)]