17555985

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{433}}^1$

素因数の和:514

約数の個数: 48

約数和(自身を含む): 32904144

約数和(自身を除く): 15348159

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 53, 85, 153, 159, 255, 265, 433, 477, 765, 795, 901, 1299, 2165, 2385, 2703, 3897, 4505, 6495, 7361, 8109, 13515, 19485, 22083, 22949, 36805, 40545, 66249, 68847, 110415, 114745, 206541, 331245, 344235, 390133, 1032705, 1170399, 1950665, 3511197, 5851995, 17555985]

約数ペア:

[(1, 17555985), (3, 5851995), (5, 3511197), (9, 1950665), (15, 1170399), (17, 1032705), (45, 390133), (51, 344235), (53, 331245), (85, 206541), (153, 114745), (159, 110415), (255, 68847), (265, 66249), (433, 40545), (477, 36805), (765, 22949), (795, 22083), (901, 19485), (1299, 13515), (2165, 8109), (2385, 7361), (2703, 6495), (3897, 4505)]