51798047

素因数分解:

$7^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{59}}^1$

素因数の和:156

約数の個数: 48

約数和(自身を含む): 68947200

約数和(自身を除く): 17149153

約数列:

[1, 7, 19, 23, 41, 49, 59, 133, 161, 287, 413, 437, 779, 931, 943, 1121, 1127, 1357, 2009, 2419, 2891, 3059, 5453, 6601, 7847, 9499, 16933, 17917, 21413, 25783, 38171, 45961, 46207, 54929, 55637, 66493, 118531, 125419, 180481, 321727, 389459, 877933, 1057103, 1263367, 2252089, 2726213, 7399721, 51798047]

約数ペア:

[(1, 51798047), (7, 7399721), (19, 2726213), (23, 2252089), (41, 1263367), (49, 1057103), (59, 877933), (133, 389459), (161, 321727), (287, 180481), (413, 125419), (437, 118531), (779, 66493), (931, 55637), (943, 54929), (1121, 46207), (1127, 45961), (1357, 38171), (2009, 25783), (2419, 21413), (2891, 17917), (3059, 16933), (5453, 9499), (6601, 7847)]