57128918

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{127}}^2$

素因数の和:297

約数の個数: 48

約数和(自身を含む): 112368384

約数和(自身を除く): 55239466

約数列:

[1, 2, 7, 11, 14, 22, 23, 46, 77, 127, 154, 161, 253, 254, 322, 506, 889, 1397, 1771, 1778, 2794, 2921, 3542, 5842, 9779, 16129, 19558, 20447, 32131, 32258, 40894, 64262, 112903, 177419, 224917, 225806, 354838, 370967, 449834, 741934, 1241933, 2483866, 2596769, 4080637, 5193538, 8161274, 28564459, 57128918]

約数ペア:

[(1, 57128918), (2, 28564459), (7, 8161274), (11, 5193538), (14, 4080637), (22, 2596769), (23, 2483866), (46, 1241933), (77, 741934), (127, 449834), (154, 370967), (161, 354838), (253, 225806), (254, 224917), (322, 177419), (506, 112903), (889, 64262), (1397, 40894), (1771, 32258), (1778, 32131), (2794, 20447), (2921, 19558), (3542, 16129), (5842, 9779)]