81702468

素因数分解:

$2^2\times 3^2\times {\mathrm{53}}^1\times {\mathrm{42821}}^1$

素因数の和:42884

約数の個数: 36

約数和(自身を含む): 210427308

約数和(自身を除く): 128724840

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 53, 106, 159, 212, 318, 477, 636, 954, 1908, 42821, 85642, 128463, 171284, 256926, 385389, 513852, 770778, 1541556, 2269513, 4539026, 6808539, 9078052, 13617078, 20425617, 27234156, 40851234, 81702468]

約数ペア:

[(1, 81702468), (2, 40851234), (3, 27234156), (4, 20425617), (6, 13617078), (9, 9078052), (12, 6808539), (18, 4539026), (36, 2269513), (53, 1541556), (106, 770778), (159, 513852), (212, 385389), (318, 256926), (477, 171284), (636, 128463), (954, 85642), (1908, 42821)]