17982855

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{2137}}^1$

素因数の和:2176

約数の個数: 48

約数和(自身を含む): 36021024

約数和(自身を除く): 18038169

約数列:

[1, 3, 5, 9, 11, 15, 17, 33, 45, 51, 55, 85, 99, 153, 165, 187, 255, 495, 561, 765, 935, 1683, 2137, 2805, 6411, 8415, 10685, 19233, 23507, 32055, 36329, 70521, 96165, 108987, 117535, 181645, 211563, 326961, 352605, 399619, 544935, 1057815, 1198857, 1634805, 1998095, 3596571, 5994285, 17982855]

約数ペア:

[(1, 17982855), (3, 5994285), (5, 3596571), (9, 1998095), (11, 1634805), (15, 1198857), (17, 1057815), (33, 544935), (45, 399619), (51, 352605), (55, 326961), (85, 211563), (99, 181645), (153, 117535), (165, 108987), (187, 96165), (255, 70521), (495, 36329), (561, 32055), (765, 23507), (935, 19233), (1683, 10685), (2137, 8415), (2805, 6411)]