28839769

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{257}}^1$

素因数の和:345

約数の個数: 32

約数和(自身を含む): 37449216

約数和(自身を除く): 8609447

約数列:

[1, 7, 17, 23, 41, 119, 161, 257, 287, 391, 697, 943, 1799, 2737, 4369, 4879, 5911, 6601, 10537, 16031, 30583, 41377, 73759, 100487, 112217, 179129, 242351, 703409, 1253903, 1696457, 4119967, 28839769]

約数ペア:

[(1, 28839769), (7, 4119967), (17, 1696457), (23, 1253903), (41, 703409), (119, 242351), (161, 179129), (257, 112217), (287, 100487), (391, 73759), (697, 41377), (943, 30583), (1799, 16031), (2737, 10537), (4369, 6601), (4879, 5911)]