661108257

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{349}}^1\times {\mathrm{4127}}^1$

素因数の和:4502

約数の個数: 32

約数和(自身を含む): 1040256000

約数和(自身を除く): 379147743

約数列:

[1, 3, 9, 17, 27, 51, 153, 349, 459, 1047, 3141, 4127, 5933, 9423, 12381, 17799, 37143, 53397, 70159, 111429, 160191, 210477, 631431, 1440323, 1894293, 4320969, 12962907, 24485491, 38888721, 73456473, 220369419, 661108257]

約数ペア:

[(1, 661108257), (3, 220369419), (9, 73456473), (17, 38888721), (27, 24485491), (51, 12962907), (153, 4320969), (349, 1894293), (459, 1440323), (1047, 631431), (3141, 210477), (4127, 160191), (5933, 111429), (9423, 70159), (12381, 53397), (17799, 37143)]