128982714

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{71419}}^1$

素因数の和:71474

約数の個数: 32

約数和(自身を含む): 301678080

約数和(自身を除く): 172695366

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 43, 86, 129, 258, 301, 602, 903, 1806, 71419, 142838, 214257, 428514, 499933, 999866, 1499799, 2999598, 3071017, 6142034, 9213051, 18426102, 21497119, 42994238, 64491357, 128982714]

約数ペア:

[(1, 128982714), (2, 64491357), (3, 42994238), (6, 21497119), (7, 18426102), (14, 9213051), (21, 6142034), (42, 3071017), (43, 2999598), (86, 1499799), (129, 999866), (258, 499933), (301, 428514), (602, 214257), (903, 142838), (1806, 71419)]