127742913

素因数分解:

$3^5\times {\mathrm{17}}^3\times {\mathrm{107}}^1$

素因数の和:173

約数の個数: 48

約数和(自身を含む): 205208640

約数和(自身を除く): 77465727

約数列:

[1, 3, 9, 17, 27, 51, 81, 107, 153, 243, 289, 321, 459, 867, 963, 1377, 1819, 2601, 2889, 4131, 4913, 5457, 7803, 8667, 14739, 16371, 23409, 26001, 30923, 44217, 49113, 70227, 92769, 132651, 147339, 278307, 397953, 442017, 525691, 834921, 1193859, 1577073, 2504763, 4731219, 7514289, 14193657, 42580971, 127742913]

約数ペア:

[(1, 127742913), (3, 42580971), (9, 14193657), (17, 7514289), (27, 4731219), (51, 2504763), (81, 1577073), (107, 1193859), (153, 834921), (243, 525691), (289, 442017), (321, 397953), (459, 278307), (867, 147339), (963, 132651), (1377, 92769), (1819, 70227), (2601, 49113), (2889, 44217), (4131, 30923), (4913, 26001), (5457, 23409), (7803, 16371), (8667, 14739)]