280987142

素因数分解:

$2^1\times {\mathrm{151}}^1\times {\mathrm{643}}^1\times {\mathrm{1447}}^1$

素因数の和:2243

約数の個数: 16

約数和(自身を含む): 425225472

約数和(自身を除く): 144238330

約数列:

[1, 2, 151, 302, 643, 1286, 1447, 2894, 97093, 194186, 218497, 436994, 930421, 1860842, 140493571, 280987142]

約数ペア:

[(1, 280987142), (2, 140493571), (151, 1860842), (302, 930421), (643, 436994), (1286, 218497), (1447, 194186), (2894, 97093)]