890990024

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{197}}^1\times {\mathrm{13789}}^1$

素因数の和:14033

約数の個数: 32

約数和(自身を含む): 1720164600

約数和(自身を除く): 829174576

約数列:

[1, 2, 4, 8, 41, 82, 164, 197, 328, 394, 788, 1576, 8077, 13789, 16154, 27578, 32308, 55156, 64616, 110312, 565349, 1130698, 2261396, 2716433, 4522792, 5432866, 10865732, 21731464, 111373753, 222747506, 445495012, 890990024]

約数ペア:

[(1, 890990024), (2, 445495012), (4, 222747506), (8, 111373753), (41, 21731464), (82, 10865732), (164, 5432866), (197, 4522792), (328, 2716433), (394, 2261396), (788, 1130698), (1576, 565349), (8077, 110312), (13789, 64616), (16154, 55156), (27578, 32308)]