398889432

素因数分解:

$2^3\times 3^2\times {\mathrm{29}}^1\times {\mathrm{191039}}^1$

素因数の和:191080

約数の個数: 48

約数和(自身を含む): 1117584000

約数和(自身を除く): 718694568

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 29, 36, 58, 72, 87, 116, 174, 232, 261, 348, 522, 696, 1044, 2088, 191039, 382078, 573117, 764156, 1146234, 1528312, 1719351, 2292468, 3438702, 4584936, 5540131, 6877404, 11080262, 13754808, 16620393, 22160524, 33240786, 44321048, 49861179, 66481572, 99722358, 132963144, 199444716, 398889432]

約数ペア:

[(1, 398889432), (2, 199444716), (3, 132963144), (4, 99722358), (6, 66481572), (8, 49861179), (9, 44321048), (12, 33240786), (18, 22160524), (24, 16620393), (29, 13754808), (36, 11080262), (58, 6877404), (72, 5540131), (87, 4584936), (116, 3438702), (174, 2292468), (232, 1719351), (261, 1528312), (348, 1146234), (522, 764156), (696, 573117), (1044, 382078), (2088, 191039)]