217869904

素因数分解:

$2^4\times 7^1\times {\mathrm{1129}}^1\times {\mathrm{1723}}^1$

素因数の和:2867

約数の個数: 40

約数和(自身を含む): 483133760

約数和(自身を除く): 265263856

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 1129, 1723, 2258, 3446, 4516, 6892, 7903, 9032, 12061, 13784, 15806, 18064, 24122, 27568, 31612, 48244, 63224, 96488, 126448, 192976, 1945267, 3890534, 7781068, 13616869, 15562136, 27233738, 31124272, 54467476, 108934952, 217869904]

約数ペア:

[(1, 217869904), (2, 108934952), (4, 54467476), (7, 31124272), (8, 27233738), (14, 15562136), (16, 13616869), (28, 7781068), (56, 3890534), (112, 1945267), (1129, 192976), (1723, 126448), (2258, 96488), (3446, 63224), (4516, 48244), (6892, 31612), (7903, 27568), (9032, 24122), (12061, 18064), (13784, 15806)]