38891391

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{5431}}^1$

素因数の和:5483

約数の個数: 32

約数和(自身を含む): 66748416

約数和(自身を除く): 27857025

約数列:

[1, 3, 7, 11, 21, 31, 33, 77, 93, 217, 231, 341, 651, 1023, 2387, 5431, 7161, 16293, 38017, 59741, 114051, 168361, 179223, 418187, 505083, 1178527, 1254561, 1851971, 3535581, 5555913, 12963797, 38891391]

約数ペア:

[(1, 38891391), (3, 12963797), (7, 5555913), (11, 3535581), (21, 1851971), (31, 1254561), (33, 1178527), (77, 505083), (93, 418187), (217, 179223), (231, 168361), (341, 114051), (651, 59741), (1023, 38017), (2387, 16293), (5431, 7161)]