72443721

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{127}}^1\times {\mathrm{1181}}^1$

素因数の和:1341

約数の個数: 32

約数和(自身を含む): 116195328

約数和(自身を除く): 43751607

約数列:

[1, 3, 7, 21, 23, 69, 127, 161, 381, 483, 889, 1181, 2667, 2921, 3543, 8267, 8763, 20447, 24801, 27163, 61341, 81489, 149987, 190141, 449961, 570423, 1049909, 3149727, 3449701, 10349103, 24147907, 72443721]

約数ペア:

[(1, 72443721), (3, 24147907), (7, 10349103), (21, 3449701), (23, 3149727), (69, 1049909), (127, 570423), (161, 449961), (381, 190141), (483, 149987), (889, 81489), (1181, 61341), (2667, 27163), (2921, 24801), (3543, 20447), (8267, 8763)]