2805684

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{263}}^1$

素因数の和:404

約数の個数: 48

約数和(自身を含む): 7569408

約数和(自身を除く): 4763724

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 127, 254, 263, 381, 508, 526, 762, 789, 889, 1052, 1524, 1578, 1778, 1841, 2667, 3156, 3556, 3682, 5334, 5523, 7364, 10668, 11046, 22092, 33401, 66802, 100203, 133604, 200406, 233807, 400812, 467614, 701421, 935228, 1402842, 2805684]

約数ペア:

[(1, 2805684), (2, 1402842), (3, 935228), (4, 701421), (6, 467614), (7, 400812), (12, 233807), (14, 200406), (21, 133604), (28, 100203), (42, 66802), (84, 33401), (127, 22092), (254, 11046), (263, 10668), (381, 7364), (508, 5523), (526, 5334), (762, 3682), (789, 3556), (889, 3156), (1052, 2667), (1524, 1841), (1578, 1778)]