81183795

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{70289}}^1$

素因数の和:70315

約数の個数: 32

約数和(自身を含む): 161948160

約数和(自身を除く): 80764365

約数列:

[1, 3, 5, 7, 11, 15, 21, 33, 35, 55, 77, 105, 165, 231, 385, 1155, 70289, 210867, 351445, 492023, 773179, 1054335, 1476069, 2319537, 2460115, 3865895, 5412253, 7380345, 11597685, 16236759, 27061265, 81183795]

約数ペア:

[(1, 81183795), (3, 27061265), (5, 16236759), (7, 11597685), (11, 7380345), (15, 5412253), (21, 3865895), (33, 2460115), (35, 2319537), (55, 1476069), (77, 1054335), (105, 773179), (165, 492023), (231, 351445), (385, 210867), (1155, 70289)]