155538156949

素因数分解:

$7^2\times {\mathrm{23}}^2\times {\mathrm{89}}^1\times {\mathrm{67421}}^1$

素因数の和:67570

約数の個数: 36

約数和(自身を含む): 191268797580

約数和(自身を除く): 35730640631

約数列:

[1, 7, 23, 49, 89, 161, 529, 623, 1127, 2047, 3703, 4361, 14329, 25921, 47081, 67421, 100303, 329567, 471947, 1550683, 2306969, 3303629, 6000469, 10854781, 35665709, 42003283, 75983467, 138010787, 249659963, 294022981, 966075509, 1747619741, 3174248101, 6762528563, 22219736707, 155538156949]

約数ペア:

[(1, 155538156949), (7, 22219736707), (23, 6762528563), (49, 3174248101), (89, 1747619741), (161, 966075509), (529, 294022981), (623, 249659963), (1127, 138010787), (2047, 75983467), (3703, 42003283), (4361, 35665709), (14329, 10854781), (25921, 6000469), (47081, 3303629), (67421, 2306969), (100303, 1550683), (329567, 471947)]