280492793

素因数分解:

$7^1\times {\mathrm{103}}^1\times {\mathrm{563}}^1\times {\mathrm{691}}^1$

素因数の和:1364

約数の個数: 16

約数和(自身を含む): 324719616

約数和(自身を除く): 44226823

約数列:

[1, 7, 103, 563, 691, 721, 3941, 4837, 57989, 71173, 389033, 405923, 498211, 2723231, 40070399, 280492793]

約数ペア:

[(1, 280492793), (7, 40070399), (103, 2723231), (563, 498211), (691, 405923), (721, 389033), (3941, 71173), (4837, 57989)]