168656439

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{229}}^1\times {\mathrm{2063}}^1$

素因数の和:2319

約数の個数: 32

約数和(自身を含む): 273438720

約数和(自身を除く): 104782281

約数列:

[1, 3, 7, 17, 21, 51, 119, 229, 357, 687, 1603, 2063, 3893, 4809, 6189, 11679, 14441, 27251, 35071, 43323, 81753, 105213, 245497, 472427, 736491, 1417281, 3306989, 8031259, 9920967, 24093777, 56218813, 168656439]

約数ペア:

[(1, 168656439), (3, 56218813), (7, 24093777), (17, 9920967), (21, 8031259), (51, 3306989), (119, 1417281), (229, 736491), (357, 472427), (687, 245497), (1603, 105213), (2063, 81753), (3893, 43323), (4809, 35071), (6189, 27251), (11679, 14441)]