19980915

素因数分解:

$3^1\times 5^1\times {\mathrm{233}}^1\times {\mathrm{5717}}^1$

素因数の和:5958

約数の個数: 16

約数和(自身を含む): 32112288

約数和(自身を除く): 12131373

約数列:

[1, 3, 5, 15, 233, 699, 1165, 3495, 5717, 17151, 28585, 85755, 1332061, 3996183, 6660305, 19980915]

約数ペア:

[(1, 19980915), (3, 6660305), (5, 3996183), (15, 1332061), (233, 85755), (699, 28585), (1165, 17151), (3495, 5717)]