221515084

素因数分解:

$2^2\times 7^2\times {\mathrm{347}}^1\times {\mathrm{3257}}^1$

素因数の和:3622

約数の個数: 36

約数和(自身を含む): 452379816

約数和(自身を除く): 230864732

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 347, 694, 1388, 2429, 3257, 4858, 6514, 9716, 13028, 17003, 22799, 34006, 45598, 68012, 91196, 159593, 319186, 638372, 1130179, 2260358, 4520716, 7911253, 15822506, 31645012, 55378771, 110757542, 221515084]

約数ペア:

[(1, 221515084), (2, 110757542), (4, 55378771), (7, 31645012), (14, 15822506), (28, 7911253), (49, 4520716), (98, 2260358), (196, 1130179), (347, 638372), (694, 319186), (1388, 159593), (2429, 91196), (3257, 68012), (4858, 45598), (6514, 34006), (9716, 22799), (13028, 17003)]