220129084

素因数分解:

$2^2\times 7^1\times {\mathrm{97}}^1\times {\mathrm{81049}}^1$

素因数の和:81157

約数の個数: 24

約数和(自身を含む): 444802400

約数和(自身を除く): 224673316

約数列:

[1, 2, 4, 7, 14, 28, 97, 194, 388, 679, 1358, 2716, 81049, 162098, 324196, 567343, 1134686, 2269372, 7861753, 15723506, 31447012, 55032271, 110064542, 220129084]

約数ペア:

[(1, 220129084), (2, 110064542), (4, 55032271), (7, 31447012), (14, 15723506), (28, 7861753), (97, 2269372), (194, 1134686), (388, 567343), (679, 324196), (1358, 162098), (2716, 81049)]