17892945

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{1321}}^1$

素因数の和:1382

約数の個数: 48

約数和(自身を含む): 36296832

約数和(自身を除く): 18403887

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 43, 45, 63, 105, 129, 215, 301, 315, 387, 645, 903, 1321, 1505, 1935, 2709, 3963, 4515, 6605, 9247, 11889, 13545, 19815, 27741, 46235, 56803, 59445, 83223, 138705, 170409, 284015, 397621, 416115, 511227, 852045, 1192863, 1988105, 2556135, 3578589, 5964315, 17892945]

約数ペア:

[(1, 17892945), (3, 5964315), (5, 3578589), (7, 2556135), (9, 1988105), (15, 1192863), (21, 852045), (35, 511227), (43, 416115), (45, 397621), (63, 284015), (105, 170409), (129, 138705), (215, 83223), (301, 59445), (315, 56803), (387, 46235), (645, 27741), (903, 19815), (1321, 13545), (1505, 11889), (1935, 9247), (2709, 6605), (3963, 4515)]