28203138

素因数分解:

$2^1\times 3^2\times {\mathrm{29}}^1\times {\mathrm{97}}^1\times {\mathrm{557}}^1$

素因数の和:691

約数の個数: 48

約数和(自身を含む): 63980280

約数和(自身を除く): 35777142

約数列:

[1, 2, 3, 6, 9, 18, 29, 58, 87, 97, 174, 194, 261, 291, 522, 557, 582, 873, 1114, 1671, 1746, 2813, 3342, 5013, 5626, 8439, 10026, 16153, 16878, 25317, 32306, 48459, 50634, 54029, 96918, 108058, 145377, 162087, 290754, 324174, 486261, 972522, 1566841, 3133682, 4700523, 9401046, 14101569, 28203138]

約数ペア:

[(1, 28203138), (2, 14101569), (3, 9401046), (6, 4700523), (9, 3133682), (18, 1566841), (29, 972522), (58, 486261), (87, 324174), (97, 290754), (174, 162087), (194, 145377), (261, 108058), (291, 96918), (522, 54029), (557, 50634), (582, 48459), (873, 32306), (1114, 25317), (1671, 16878), (1746, 16153), (2813, 10026), (3342, 8439), (5013, 5626)]