38728767

素因数分解:

$3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{557}}^1$

素因数の和:628

約数の個数: 48

約数和(自身を含む): 67174272

約数和(自身を除く): 28445505

約数列:

[1, 3, 7, 11, 21, 33, 43, 49, 77, 129, 147, 231, 301, 473, 539, 557, 903, 1419, 1617, 1671, 2107, 3311, 3899, 6127, 6321, 9933, 11697, 18381, 23177, 23951, 27293, 42889, 69531, 71853, 81879, 128667, 167657, 263461, 300223, 502971, 790383, 900669, 1173599, 1844227, 3520797, 5532681, 12909589, 38728767]

約数ペア:

[(1, 38728767), (3, 12909589), (7, 5532681), (11, 3520797), (21, 1844227), (33, 1173599), (43, 900669), (49, 790383), (77, 502971), (129, 300223), (147, 263461), (231, 167657), (301, 128667), (473, 81879), (539, 71853), (557, 69531), (903, 42889), (1419, 27293), (1617, 23951), (1671, 23177), (2107, 18381), (3311, 11697), (3899, 9933), (6127, 6321)]