51449321

素因数分解:

$7^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{139}}^1$

素因数の和:210

約数の個数: 48

約数和(自身を含む): 71500800

約数和(自身を除く): 20051479

約数列:

[1, 7, 11, 19, 23, 77, 121, 133, 139, 161, 209, 253, 437, 847, 973, 1463, 1529, 1771, 2299, 2641, 2783, 3059, 3197, 4807, 10703, 16093, 16819, 18487, 19481, 22379, 29051, 33649, 35167, 52877, 60743, 117733, 203357, 246169, 319561, 370139, 386837, 425201, 668173, 2236927, 2707859, 4677211, 7349903, 51449321]

約数ペア:

[(1, 51449321), (7, 7349903), (11, 4677211), (19, 2707859), (23, 2236927), (77, 668173), (121, 425201), (133, 386837), (139, 370139), (161, 319561), (209, 246169), (253, 203357), (437, 117733), (847, 60743), (973, 52877), (1463, 35167), (1529, 33649), (1771, 29051), (2299, 22379), (2641, 19481), (2783, 18487), (3059, 16819), (3197, 16093), (4807, 10703)]