57126195

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{991}}^1$

素因数の和:1073

約数の個数: 64

約数和(自身を含む): 118087680

約数和(自身を除く): 60961485

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 61, 63, 105, 135, 183, 189, 305, 315, 427, 549, 915, 945, 991, 1281, 1647, 2135, 2745, 2973, 3843, 4955, 6405, 6937, 8235, 8919, 11529, 14865, 19215, 20811, 26757, 34685, 44595, 57645, 60451, 62433, 104055, 133785, 181353, 187299, 302255, 312165, 423157, 544059, 906765, 936495, 1269471, 1632177, 2115785, 2720295, 3808413, 6347355, 8160885, 11425239, 19042065, 57126195]

約数ペア:

[(1, 57126195), (3, 19042065), (5, 11425239), (7, 8160885), (9, 6347355), (15, 3808413), (21, 2720295), (27, 2115785), (35, 1632177), (45, 1269471), (61, 936495), (63, 906765), (105, 544059), (135, 423157), (183, 312165), (189, 302255), (305, 187299), (315, 181353), (427, 133785), (549, 104055), (915, 62433), (945, 60451), (991, 57645), (1281, 44595), (1647, 34685), (2135, 26757), (2745, 20811), (2973, 19215), (3843, 14865), (4955, 11529), (6405, 8919), (6937, 8235)]