380438498

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{617}}^1\times {\mathrm{28027}}^1$

素因数の和:28657

約数の個数: 16

約数和(自身を含む): 623566944

約数和(自身を除く): 243128446

約数列:

[1, 2, 11, 22, 617, 1234, 6787, 13574, 28027, 56054, 308297, 616594, 17292659, 34585318, 190219249, 380438498]

約数ペア:

[(1, 380438498), (2, 190219249), (11, 34585318), (22, 17292659), (617, 616594), (1234, 308297), (6787, 56054), (13574, 28027)]