220015873

素因数分解:

$7^1\times {\mathrm{11}}^2\times {\mathrm{67}}^1\times {\mathrm{3877}}^1$

素因数の和:3973

約数の個数: 24

約数和(自身を含む): 280581056

約数和(自身を除く): 60565183

約数列:

[1, 7, 11, 67, 77, 121, 469, 737, 847, 3877, 5159, 8107, 27139, 42647, 56749, 259759, 298529, 469117, 1818313, 2857349, 3283819, 20001443, 31430839, 220015873]

約数ペア:

[(1, 220015873), (7, 31430839), (11, 20001443), (67, 3283819), (77, 2857349), (121, 1818313), (469, 469117), (737, 298529), (847, 259759), (3877, 56749), (5159, 42647), (8107, 27139)]