168243978

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{97}}^1\times {\mathrm{677}}^1$

素因数の和:847

約数の個数: 64

約数和(自身を含む): 395474688

約数和(自身を除く): 227230710

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 61, 97, 122, 183, 194, 291, 366, 427, 582, 677, 679, 854, 1281, 1354, 1358, 2031, 2037, 2562, 4062, 4074, 4739, 5917, 9478, 11834, 14217, 17751, 28434, 35502, 41297, 41419, 65669, 82594, 82838, 123891, 124257, 131338, 197007, 247782, 248514, 289079, 394014, 459683, 578158, 867237, 919366, 1379049, 1734474, 2758098, 4005809, 8011618, 12017427, 24034854, 28040663, 56081326, 84121989, 168243978]

約数ペア:

[(1, 168243978), (2, 84121989), (3, 56081326), (6, 28040663), (7, 24034854), (14, 12017427), (21, 8011618), (42, 4005809), (61, 2758098), (97, 1734474), (122, 1379049), (183, 919366), (194, 867237), (291, 578158), (366, 459683), (427, 394014), (582, 289079), (677, 248514), (679, 247782), (854, 197007), (1281, 131338), (1354, 124257), (1358, 123891), (2031, 82838), (2037, 82594), (2562, 65669), (4062, 41419), (4074, 41297), (4739, 35502), (5917, 28434), (9478, 17751), (11834, 14217)]