28921845

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{3911}}^1$

素因数の和:3965

約数の個数: 32

約数和(自身を含む): 50699520

約数和(自身を除く): 21777675

約数列:

[1, 3, 5, 15, 17, 29, 51, 85, 87, 145, 255, 435, 493, 1479, 2465, 3911, 7395, 11733, 19555, 58665, 66487, 113419, 199461, 332435, 340257, 567095, 997305, 1701285, 1928123, 5784369, 9640615, 28921845]

約数ペア:

[(1, 28921845), (3, 9640615), (5, 5784369), (15, 1928123), (17, 1701285), (29, 997305), (51, 567095), (85, 340257), (87, 332435), (145, 199461), (255, 113419), (435, 66487), (493, 58665), (1479, 19555), (2465, 11733), (3911, 7395)]