164744853

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{20809}}^1$

素因数の和:20861

約数の個数: 32

約数和(自身を含む): 279686400

約数和(自身を除く): 114941547

約数列:

[1, 3, 7, 13, 21, 29, 39, 87, 91, 203, 273, 377, 609, 1131, 2639, 7917, 20809, 62427, 145663, 270517, 436989, 603461, 811551, 1810383, 1893619, 4224227, 5680857, 7844993, 12672681, 23534979, 54914951, 164744853]

約数ペア:

[(1, 164744853), (3, 54914951), (7, 23534979), (13, 12672681), (21, 7844993), (29, 5680857), (39, 4224227), (87, 1893619), (91, 1810383), (203, 811551), (273, 603461), (377, 436989), (609, 270517), (1131, 145663), (2639, 62427), (7917, 20809)]