839998444

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1\times {\mathrm{1307}}^1$

素因数の和:1486

約数の個数: 48

約数和(自身を含む): 1561061376

約数和(自身を除く): 721062932

約数列:

[1, 2, 4, 31, 62, 71, 73, 124, 142, 146, 284, 292, 1307, 2201, 2263, 2614, 4402, 4526, 5183, 5228, 8804, 9052, 10366, 20732, 40517, 81034, 92797, 95411, 160673, 162068, 185594, 190822, 321346, 371188, 381644, 642692, 2876707, 2957741, 5753414, 5915482, 6774181, 11506828, 11830964, 13548362, 27096724, 209999611, 419999222, 839998444]

約数ペア:

[(1, 839998444), (2, 419999222), (4, 209999611), (31, 27096724), (62, 13548362), (71, 11830964), (73, 11506828), (124, 6774181), (142, 5915482), (146, 5753414), (284, 2957741), (292, 2876707), (1307, 642692), (2201, 381644), (2263, 371188), (2614, 321346), (4402, 190822), (4526, 185594), (5183, 162068), (5228, 160673), (8804, 95411), (9052, 92797), (10366, 81034), (20732, 40517)]