1390421628

素因数分解:

$2^2\times 3^2\times {\mathrm{38622823}}^1$

素因数の和:38622833

約数の個数: 18

約数和(自身を含む): 3514676984

約数和(自身を除く): 2124255356

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 38622823, 77245646, 115868469, 154491292, 231736938, 347605407, 463473876, 695210814, 1390421628]

約数ペア:

[(1, 1390421628), (2, 695210814), (3, 463473876), (4, 347605407), (6, 231736938), (9, 154491292), (12, 115868469), (18, 77245646), (36, 38622823)]