281317496

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{108869}}^1$

素因数の和:108911

約数の個数: 32

約数和(自身を含む): 587898000

約数和(自身を除く): 306580504

約数列:

[1, 2, 4, 8, 17, 19, 34, 38, 68, 76, 136, 152, 323, 646, 1292, 2584, 108869, 217738, 435476, 870952, 1850773, 2068511, 3701546, 4137022, 7403092, 8274044, 14806184, 16548088, 35164687, 70329374, 140658748, 281317496]

約数ペア:

[(1, 281317496), (2, 140658748), (4, 70329374), (8, 35164687), (17, 16548088), (19, 14806184), (34, 8274044), (38, 7403092), (68, 4137022), (76, 3701546), (136, 2068511), (152, 1850773), (323, 870952), (646, 435476), (1292, 217738), (2584, 108869)]