287798145

素因数分解:

$3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{181}}^1\times {\mathrm{1493}}^1$

素因数の和:1753

約数の個数: 32

約数和(自身を含む): 469857024

約数和(自身を除く): 182058879

約数列:

[1, 3, 5, 15, 71, 181, 213, 355, 543, 905, 1065, 1493, 2715, 4479, 7465, 12851, 22395, 38553, 64255, 106003, 192765, 270233, 318009, 530015, 810699, 1351165, 1590045, 4053495, 19186543, 57559629, 95932715, 287798145]

約数ペア:

[(1, 287798145), (3, 95932715), (5, 57559629), (15, 19186543), (71, 4053495), (181, 1590045), (213, 1351165), (355, 810699), (543, 530015), (905, 318009), (1065, 270233), (1493, 192765), (2715, 106003), (4479, 64255), (7465, 38553), (12851, 22395)]