28686295

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{283}}^1$

素因数の和:415

約数の個数: 32

約数和(自身を含む): 40078080

約数和(自身を除く): 11391785

約数列:

[1, 5, 11, 19, 55, 95, 97, 209, 283, 485, 1045, 1067, 1415, 1843, 3113, 5335, 5377, 9215, 15565, 20273, 26885, 27451, 59147, 101365, 137255, 295735, 301961, 521569, 1509805, 2607845, 5737259, 28686295]

約数ペア:

[(1, 28686295), (5, 5737259), (11, 2607845), (19, 1509805), (55, 521569), (95, 301961), (97, 295735), (209, 137255), (283, 101365), (485, 59147), (1045, 27451), (1067, 26885), (1415, 20273), (1843, 15565), (3113, 9215), (5335, 5377)]