213206642

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{239}}^1$

素因数の和:359

約数の個数: 64

約数和(自身を含む): 383201280

約数和(自身を除く): 169994638

約数列:

[1, 2, 11, 22, 23, 41, 43, 46, 82, 86, 239, 253, 451, 473, 478, 506, 902, 943, 946, 989, 1763, 1886, 1978, 2629, 3526, 5258, 5497, 9799, 10277, 10373, 10879, 10994, 19393, 19598, 20554, 20746, 21758, 38786, 40549, 60467, 81098, 107789, 113047, 120934, 215578, 225377, 226094, 236371, 421357, 446039, 450754, 472742, 842714, 892078, 2479147, 2600081, 4634927, 4958294, 5200162, 9269854, 9691211, 19382422, 106603321, 213206642]

約数ペア:

[(1, 213206642), (2, 106603321), (11, 19382422), (22, 9691211), (23, 9269854), (41, 5200162), (43, 4958294), (46, 4634927), (82, 2600081), (86, 2479147), (239, 892078), (253, 842714), (451, 472742), (473, 450754), (478, 446039), (506, 421357), (902, 236371), (943, 226094), (946, 225377), (989, 215578), (1763, 120934), (1886, 113047), (1978, 107789), (2629, 81098), (3526, 60467), (5258, 40549), (5497, 38786), (9799, 21758), (10277, 20746), (10373, 20554), (10879, 19598), (10994, 19393)]