57720117

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{12437}}^1$

素因数の和:12477

約数の個数: 32

約数和(自身を含む): 100300032

約数和(自身を除く): 42579915

約数列:

[1, 3, 7, 13, 17, 21, 39, 51, 91, 119, 221, 273, 357, 663, 1547, 4641, 12437, 37311, 87059, 161681, 211429, 261177, 485043, 634287, 1131767, 1480003, 2748577, 3395301, 4440009, 8245731, 19240039, 57720117]

約数ペア:

[(1, 57720117), (3, 19240039), (7, 8245731), (13, 4440009), (17, 3395301), (21, 2748577), (39, 1480003), (51, 1131767), (91, 634287), (119, 485043), (221, 261177), (273, 211429), (357, 161681), (663, 87059), (1547, 37311), (4641, 12437)]