128460339

素因数分解:

$3^2\times 7^1\times {\mathrm{41}}^2\times {\mathrm{1213}}^1$

素因数の和:1308

約数の個数: 36

約数和(自身を含む): 217539088

約数和(自身を除く): 89078749

約数列:

[1, 3, 7, 9, 21, 41, 63, 123, 287, 369, 861, 1213, 1681, 2583, 3639, 5043, 8491, 10917, 11767, 15129, 25473, 35301, 49733, 76419, 105903, 149199, 348131, 447597, 1044393, 2039053, 3133179, 6117159, 14273371, 18351477, 42820113, 128460339]

約数ペア:

[(1, 128460339), (3, 42820113), (7, 18351477), (9, 14273371), (21, 6117159), (41, 3133179), (63, 2039053), (123, 1044393), (287, 447597), (369, 348131), (861, 149199), (1213, 105903), (1681, 76419), (2583, 49733), (3639, 35301), (5043, 25473), (8491, 15129), (10917, 11767)]