1665431408

素因数分解:

$2^4\times {\mathrm{149}}^1\times {\mathrm{353}}^1\times {\mathrm{1979}}^1$

素因数の和:2489

約数の個数: 40

約数和(自身を含む): 3259278000

約数和(自身を除く): 1593846592

約数列:

[1, 2, 4, 8, 16, 149, 298, 353, 596, 706, 1192, 1412, 1979, 2384, 2824, 3958, 5648, 7916, 15832, 31664, 52597, 105194, 210388, 294871, 420776, 589742, 698587, 841552, 1179484, 1397174, 2358968, 2794348, 4717936, 5588696, 11177392, 104089463, 208178926, 416357852, 832715704, 1665431408]

約数ペア:

[(1, 1665431408), (2, 832715704), (4, 416357852), (8, 208178926), (16, 104089463), (149, 11177392), (298, 5588696), (353, 4717936), (596, 2794348), (706, 2358968), (1192, 1397174), (1412, 1179484), (1979, 841552), (2384, 698587), (2824, 589742), (3958, 420776), (5648, 294871), (7916, 210388), (15832, 105194), (31664, 52597)]