1640473995

素因数分解:

$3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{719}}^1\times {\mathrm{4111}}^1$

素因数の和:4875

約数の個数: 32

約数和(自身を含む): 2700103680

約数和(自身を除く): 1059629685

約数列:

[1, 3, 5, 15, 37, 111, 185, 555, 719, 2157, 3595, 4111, 10785, 12333, 20555, 26603, 61665, 79809, 133015, 152107, 399045, 456321, 760535, 2281605, 2955809, 8867427, 14779045, 44337135, 109364933, 328094799, 546824665, 1640473995]

約数ペア:

[(1, 1640473995), (3, 546824665), (5, 328094799), (15, 109364933), (37, 44337135), (111, 14779045), (185, 8867427), (555, 2955809), (719, 2281605), (2157, 760535), (3595, 456321), (4111, 399045), (10785, 152107), (12333, 133015), (20555, 79809), (26603, 61665)]