129211191

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{53}}^2\times {\mathrm{269}}^1$

素因数の和:400

約数の個数: 36

約数和(自身を含む): 200982600

約数和(自身を除く): 71771409

約数列:

[1, 3, 9, 19, 53, 57, 159, 171, 269, 477, 807, 1007, 2421, 2809, 3021, 5111, 8427, 9063, 14257, 15333, 25281, 42771, 45999, 53371, 128313, 160113, 270883, 480339, 755621, 812649, 2266863, 2437947, 6800589, 14356799, 43070397, 129211191]

約数ペア:

[(1, 129211191), (3, 43070397), (9, 14356799), (19, 6800589), (53, 2437947), (57, 2266863), (159, 812649), (171, 755621), (269, 480339), (477, 270883), (807, 160113), (1007, 128313), (2421, 53371), (2809, 45999), (3021, 42771), (5111, 25281), (8427, 15333), (9063, 14257)]