389366639

素因数分解:

${\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{229}}^1\times {\mathrm{821}}^1$

素因数の和:1178

約数の個数: 16

約数和(自身を含む): 415932000

約数和(自身を除く): 26565361

約数列:

[1, 19, 109, 229, 821, 2071, 4351, 15599, 24961, 89489, 188009, 474259, 1700291, 3572171, 20492981, 389366639]

約数ペア:

[(1, 389366639), (19, 20492981), (109, 3572171), (229, 1700291), (821, 474259), (2071, 188009), (4351, 89489), (15599, 24961)]