263273855

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{130657}}^1$

素因数の和:130706

約数の個数: 16

約数和(自身を含む): 351208704

約数和(自身を除く): 87934849

約数列:

[1, 5, 13, 31, 65, 155, 403, 2015, 130657, 653285, 1698541, 4050367, 8492705, 20251835, 52654771, 263273855]

約数ペア:

[(1, 263273855), (5, 52654771), (13, 20251835), (31, 8492705), (65, 4050367), (155, 1698541), (403, 653285), (2015, 130657)]