128415219

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{223}}^1\times {\mathrm{6619}}^1$

素因数の和:6874

約数の個数: 16

約数和(自身を含む): 177945600

約数和(自身を除く): 49530381

約数列:

[1, 3, 29, 87, 223, 669, 6467, 6619, 19401, 19857, 191951, 575853, 1476037, 4428111, 42805073, 128415219]

約数ペア:

[(1, 128415219), (3, 42805073), (29, 4428111), (87, 1476037), (223, 575853), (669, 191951), (6467, 19857), (6619, 19401)]