201395831

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1$

素因数の和:232

約数の個数: 48

約数和(自身を含む): 263608128

約数和(自身を除く): 62212297

約数列:

[1, 7, 13, 49, 61, 71, 73, 91, 427, 497, 511, 637, 793, 923, 949, 2989, 3479, 3577, 4331, 4453, 5183, 5551, 6461, 6643, 30317, 31171, 36281, 38857, 45227, 46501, 56303, 57889, 67379, 212219, 218197, 253967, 316163, 394121, 405223, 471653, 2213141, 2758847, 2836561, 3301571, 4110119, 15491987, 28770833, 201395831]

約数ペア:

[(1, 201395831), (7, 28770833), (13, 15491987), (49, 4110119), (61, 3301571), (71, 2836561), (73, 2758847), (91, 2213141), (427, 471653), (497, 405223), (511, 394121), (637, 316163), (793, 253967), (923, 218197), (949, 212219), (2989, 67379), (3479, 57889), (3577, 56303), (4331, 46501), (4453, 45227), (5183, 38857), (5551, 36281), (6461, 31171), (6643, 30317)]