138094887

素因数分解:

$3^1\times 7^3\times {\mathrm{43}}^1\times {\mathrm{3121}}^1$

素因数の和:3188

約数の個数: 32

約数和(自身を含む): 219788800

約数和(自身を除く): 81693913

約数列:

[1, 3, 7, 21, 43, 49, 129, 147, 301, 343, 903, 1029, 2107, 3121, 6321, 9363, 14749, 21847, 44247, 65541, 134203, 152929, 402609, 458787, 939421, 1070503, 2818263, 3211509, 6575947, 19727841, 46031629, 138094887]

約数ペア:

[(1, 138094887), (3, 46031629), (7, 19727841), (21, 6575947), (43, 3211509), (49, 2818263), (129, 1070503), (147, 939421), (301, 458787), (343, 402609), (903, 152929), (1029, 134203), (2107, 65541), (3121, 44247), (6321, 21847), (9363, 14749)]