139154192

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{257}}^1\times {\mathrm{787}}^1$

素因数の和:1095

約数の個数: 40

約数和(自身を含む): 277306656

約数和(自身を除く): 138152464

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 257, 344, 514, 688, 787, 1028, 1574, 2056, 3148, 4112, 6296, 11051, 12592, 22102, 33841, 44204, 67682, 88408, 135364, 176816, 202259, 270728, 404518, 541456, 809036, 1618072, 3236144, 8697137, 17394274, 34788548, 69577096, 139154192]

約数ペア:

[(1, 139154192), (2, 69577096), (4, 34788548), (8, 17394274), (16, 8697137), (43, 3236144), (86, 1618072), (172, 809036), (257, 541456), (344, 404518), (514, 270728), (688, 202259), (787, 176816), (1028, 135364), (1574, 88408), (2056, 67682), (3148, 44204), (4112, 33841), (6296, 22102), (11051, 12592)]