2784955

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{397}}^1$

素因数の和:486

約数の個数: 16

約数和(自身を含む): 3553344

約数和(自身を除く): 768389

約数列:

[1, 5, 23, 61, 115, 305, 397, 1403, 1985, 7015, 9131, 24217, 45655, 121085, 556991, 2784955]

約数ペア:

[(1, 2784955), (5, 556991), (23, 121085), (61, 45655), (115, 24217), (305, 9131), (397, 7015), (1403, 1985)]