2691765

素因数分解:

$3^3\times 5^1\times {\mathrm{127}}^1\times {\mathrm{157}}^1$

素因数の和:298

約数の個数: 32

約数和(自身を含む): 4853760

約数和(自身を除く): 2161995

約数列:

[1, 3, 5, 9, 15, 27, 45, 127, 135, 157, 381, 471, 635, 785, 1143, 1413, 1905, 2355, 3429, 4239, 5715, 7065, 17145, 19939, 21195, 59817, 99695, 179451, 299085, 538353, 897255, 2691765]

約数ペア:

[(1, 2691765), (3, 897255), (5, 538353), (9, 299085), (15, 179451), (27, 99695), (45, 59817), (127, 21195), (135, 19939), (157, 17145), (381, 7065), (471, 5715), (635, 4239), (785, 3429), (1143, 2355), (1413, 1905)]