247678634

素因数分解:

$2^1\times 7^2\times {\mathrm{73}}^1\times {\mathrm{89}}^1\times {\mathrm{389}}^1$

素因数の和:567

約数の個数: 48

約数和(自身を含む): 444155400

約数和(自身を除く): 196476766

約数列:

[1, 2, 7, 14, 49, 73, 89, 98, 146, 178, 389, 511, 623, 778, 1022, 1246, 2723, 3577, 4361, 5446, 6497, 7154, 8722, 12994, 19061, 28397, 34621, 38122, 45479, 56794, 69242, 90958, 198779, 242347, 318353, 397558, 484694, 636706, 1391453, 1696429, 2527333, 2782906, 3392858, 5054666, 17691331, 35382662, 123839317, 247678634]

約数ペア:

[(1, 247678634), (2, 123839317), (7, 35382662), (14, 17691331), (49, 5054666), (73, 3392858), (89, 2782906), (98, 2527333), (146, 1696429), (178, 1391453), (389, 636706), (511, 484694), (623, 397558), (778, 318353), (1022, 242347), (1246, 198779), (2723, 90958), (3577, 69242), (4361, 56794), (5446, 45479), (6497, 38122), (7154, 34621), (8722, 28397), (12994, 19061)]