16117989

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{67}}^1\times {\mathrm{89}}^1$

素因数の和:229

約数の個数: 32

約数和(自身を含む): 23794560

約数和(自身を除く): 7676571

約数列:

[1, 3, 17, 51, 53, 67, 89, 159, 201, 267, 901, 1139, 1513, 2703, 3417, 3551, 4539, 4717, 5963, 10653, 14151, 17889, 60367, 80189, 101371, 181101, 240567, 304113, 316039, 948117, 5372663, 16117989]

約数ペア:

[(1, 16117989), (3, 5372663), (17, 948117), (51, 316039), (53, 304113), (67, 240567), (89, 181101), (159, 101371), (201, 80189), (267, 60367), (901, 17889), (1139, 14151), (1513, 10653), (2703, 5963), (3417, 4717), (3551, 4539)]