2487130639

素因数分解:

$7^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{211}}^1\times {\mathrm{641}}^1$

素因数の和:967

約数の個数: 32

約数和(自身を含む): 2979044352

約数和(自身を除く): 491913713

約数列:

[1, 7, 37, 71, 211, 259, 497, 641, 1477, 2627, 4487, 7807, 14981, 18389, 23717, 45511, 54649, 104867, 135251, 166019, 318577, 554297, 946757, 1683907, 3880079, 5004287, 9602821, 11787349, 35030009, 67219747, 355304377, 2487130639]

約数ペア:

[(1, 2487130639), (7, 355304377), (37, 67219747), (71, 35030009), (211, 11787349), (259, 9602821), (497, 5004287), (641, 3880079), (1477, 1683907), (2627, 946757), (4487, 554297), (7807, 318577), (14981, 166019), (18389, 135251), (23717, 104867), (45511, 54649)]