20172849447

素因数分解:

$3^1\times {\mathrm{197}}^1\times {\mathrm{421}}^1\times {\mathrm{81077}}^1$

素因数の和:81698

約数の個数: 16

約数和(自身を含む): 27098213472

約数和(自身を除く): 6925364025

約数列:

[1, 3, 197, 421, 591, 1263, 81077, 82937, 243231, 248811, 15972169, 34133417, 47916507, 102400251, 6724283149, 20172849447]

約数ペア:

[(1, 20172849447), (3, 6724283149), (197, 102400251), (421, 47916507), (591, 34133417), (1263, 15972169), (81077, 248811), (82937, 243231)]