2912389431

素因数分解:

$3^1\times 7^2\times {\mathrm{79}}^1\times {\mathrm{250787}}^1$

素因数の和:250883

約数の個数: 24

約数和(自身を含む): 4574373120

約数和(自身を除く): 1661983689

約数列:

[1, 3, 7, 21, 49, 79, 147, 237, 553, 1659, 3871, 11613, 250787, 752361, 1755509, 5266527, 12288563, 19812173, 36865689, 59436519, 138685211, 416055633, 970796477, 2912389431]

約数ペア:

[(1, 2912389431), (3, 970796477), (7, 416055633), (21, 138685211), (49, 59436519), (79, 36865689), (147, 19812173), (237, 12288563), (553, 5266527), (1659, 1755509), (3871, 752361), (11613, 250787)]