168520185

素因数分解:

$3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{107}}^1\times {\mathrm{1129}}^1$

素因数の和:1278

約数の個数: 48

約数和(自身を含む): 304611840

約数和(自身を除く): 136091655

約数列:

[1, 3, 5, 9, 15, 31, 45, 93, 107, 155, 279, 321, 465, 535, 963, 1129, 1395, 1605, 3317, 3387, 4815, 5645, 9951, 10161, 16585, 16935, 29853, 34999, 49755, 50805, 104997, 120803, 149265, 174995, 314991, 362409, 524985, 604015, 1087227, 1574955, 1812045, 3744893, 5436135, 11234679, 18724465, 33704037, 56173395, 168520185]

約数ペア:

[(1, 168520185), (3, 56173395), (5, 33704037), (9, 18724465), (15, 11234679), (31, 5436135), (45, 3744893), (93, 1812045), (107, 1574955), (155, 1087227), (279, 604015), (321, 524985), (465, 362409), (535, 314991), (963, 174995), (1129, 149265), (1395, 120803), (1605, 104997), (3317, 50805), (3387, 49755), (4815, 34999), (5645, 29853), (9951, 16935), (10161, 16585)]