2878889345

素因数分解:

$5^1\times {\mathrm{43}}^1\times {\mathrm{149}}^1\times {\mathrm{89867}}^1$

素因数の和:90064

約数の個数: 16

約数和(自身を含む): 3558772800

約数和(自身を除く): 679883455

約数列:

[1, 5, 43, 149, 215, 745, 6407, 32035, 89867, 449335, 3864281, 13390183, 19321405, 66950915, 575777869, 2878889345]

約数ペア:

[(1, 2878889345), (5, 575777869), (43, 66950915), (149, 19321405), (215, 13390183), (745, 3864281), (6407, 449335), (32035, 89867)]