81130824

素因数分解:

$2^3\times 3^2\times {\mathrm{107}}^1\times {\mathrm{10531}}^1$

素因数の和:10650

約数の個数: 48

約数和(自身を含む): 221803920

約数和(自身を除く): 140673096

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 107, 214, 321, 428, 642, 856, 963, 1284, 1926, 2568, 3852, 7704, 10531, 21062, 31593, 42124, 63186, 84248, 94779, 126372, 189558, 252744, 379116, 758232, 1126817, 2253634, 3380451, 4507268, 6760902, 9014536, 10141353, 13521804, 20282706, 27043608, 40565412, 81130824]

約数ペア:

[(1, 81130824), (2, 40565412), (3, 27043608), (4, 20282706), (6, 13521804), (8, 10141353), (9, 9014536), (12, 6760902), (18, 4507268), (24, 3380451), (36, 2253634), (72, 1126817), (107, 758232), (214, 379116), (321, 252744), (428, 189558), (642, 126372), (856, 94779), (963, 84248), (1284, 63186), (1926, 42124), (2568, 31593), (3852, 21062), (7704, 10531)]