311643228

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{1997713}}^1$

素因数の和:1997733

約数の個数: 24

約数和(自身を含む): 783103888

約数和(自身を除く): 471460660

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 1997713, 3995426, 5993139, 7990852, 11986278, 23972556, 25970269, 51940538, 77910807, 103881076, 155821614, 311643228]

約数ペア:

[(1, 311643228), (2, 155821614), (3, 103881076), (4, 77910807), (6, 51940538), (12, 25970269), (13, 23972556), (26, 11986278), (39, 7990852), (52, 5993139), (78, 3995426), (156, 1997713)]