31880429

素因数分解:

$7^2\times {\mathrm{47}}^1\times {\mathrm{109}}^1\times {\mathrm{127}}^1$

素因数の和:297

約数の個数: 24

約数和(自身を含む): 38522880

約数和(自身を除く): 6642451

約数列:

[1, 7, 47, 49, 109, 127, 329, 763, 889, 2303, 5123, 5341, 5969, 6223, 13843, 35861, 41783, 96901, 251027, 292481, 650621, 678307, 4554347, 31880429]

約数ペア:

[(1, 31880429), (7, 4554347), (47, 678307), (49, 650621), (109, 292481), (127, 251027), (329, 96901), (763, 41783), (889, 35861), (2303, 13843), (5123, 6223), (5341, 5969)]