199807774

素因数分解:

$2^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{139}}^1\times {\mathrm{191}}^1$

素因数の和:456

約数の個数: 32

約数和(自身を含む): 313528320

約数和(自身を除く): 113720546

約数列:

[1, 2, 53, 71, 106, 139, 142, 191, 278, 382, 3763, 7367, 7526, 9869, 10123, 13561, 14734, 19738, 20246, 26549, 27122, 53098, 523057, 718733, 1046114, 1407097, 1437466, 1884979, 2814194, 3769958, 99903887, 199807774]

約数ペア:

[(1, 199807774), (2, 99903887), (53, 3769958), (71, 2814194), (106, 1884979), (139, 1437466), (142, 1407097), (191, 1046114), (278, 718733), (382, 523057), (3763, 53098), (7367, 27122), (7526, 26549), (9869, 20246), (10123, 19738), (13561, 14734)]