31345435

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{349}}^1$

素因数の和:459

約数の個数: 32

約数和(自身を含む): 43545600

約数和(自身を除く): 12200165

約数列:

[1, 5, 11, 23, 55, 71, 115, 253, 349, 355, 781, 1265, 1633, 1745, 3839, 3905, 8027, 8165, 17963, 19195, 24779, 40135, 88297, 89815, 123895, 272569, 441485, 569917, 1362845, 2849585, 6269087, 31345435]

約数ペア:

[(1, 31345435), (5, 6269087), (11, 2849585), (23, 1362845), (55, 569917), (71, 441485), (115, 272569), (253, 123895), (349, 89815), (355, 88297), (781, 40135), (1265, 24779), (1633, 19195), (1745, 17963), (3839, 8165), (3905, 8027)]