81918828

素因数分解:

$2^2\times 3^2\times {\mathrm{97}}^1\times {\mathrm{23459}}^1$

素因数の和:23566

約数の個数: 36

約数和(自身を含む): 209216280

約数和(自身を除く): 127297452

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 97, 194, 291, 388, 582, 873, 1164, 1746, 3492, 23459, 46918, 70377, 93836, 140754, 211131, 281508, 422262, 844524, 2275523, 4551046, 6826569, 9102092, 13653138, 20479707, 27306276, 40959414, 81918828]

約数ペア:

[(1, 81918828), (2, 40959414), (3, 27306276), (4, 20479707), (6, 13653138), (9, 9102092), (12, 6826569), (18, 4551046), (36, 2275523), (97, 844524), (194, 422262), (291, 281508), (388, 211131), (582, 140754), (873, 93836), (1164, 70377), (1746, 46918), (3492, 23459)]