16501899

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{149}}^1$

素因数の和:267

約数の個数: 32

約数和(自身を含む): 24480000

約数和(自身を除く): 7978101

約数列:

[1, 3, 19, 29, 57, 67, 87, 149, 201, 447, 551, 1273, 1653, 1943, 2831, 3819, 4321, 5829, 8493, 9983, 12963, 29949, 36917, 82099, 110751, 189677, 246297, 289507, 569031, 868521, 5500633, 16501899]

約数ペア:

[(1, 16501899), (3, 5500633), (19, 868521), (29, 569031), (57, 289507), (67, 246297), (87, 189677), (149, 110751), (201, 82099), (447, 36917), (551, 29949), (1273, 12963), (1653, 9983), (1943, 8493), (2831, 5829), (3819, 4321)]