72950139

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{443}}^1$

素因数の和:581

約数の個数: 40

約数和(自身を含む): 116043840

約数和(自身を除く): 43093701

約数列:

[1, 3, 9, 19, 27, 57, 81, 107, 171, 321, 443, 513, 963, 1329, 1539, 2033, 2889, 3987, 6099, 8417, 8667, 11961, 18297, 25251, 35883, 47401, 54891, 75753, 142203, 164673, 227259, 426609, 681777, 900619, 1279827, 2701857, 3839481, 8105571, 24316713, 72950139]

約数ペア:

[(1, 72950139), (3, 24316713), (9, 8105571), (19, 3839481), (27, 2701857), (57, 1279827), (81, 900619), (107, 681777), (171, 426609), (321, 227259), (443, 164673), (513, 142203), (963, 75753), (1329, 54891), (1539, 47401), (2033, 35883), (2889, 25251), (3987, 18297), (6099, 11961), (8417, 8667)]