28699995

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{3881}}^1$

素因数の和:3935

約数の個数: 32

約数和(自身を含む): 50310720

約数和(自身を除く): 21610725

約数列:

[1, 3, 5, 15, 17, 29, 51, 85, 87, 145, 255, 435, 493, 1479, 2465, 3881, 7395, 11643, 19405, 58215, 65977, 112549, 197931, 329885, 337647, 562745, 989655, 1688235, 1913333, 5739999, 9566665, 28699995]

約数ペア:

[(1, 28699995), (3, 9566665), (5, 5739999), (15, 1913333), (17, 1688235), (29, 989655), (51, 562745), (85, 337647), (87, 329885), (145, 197931), (255, 112549), (435, 65977), (493, 58215), (1479, 19405), (2465, 11643), (3881, 7395)]