51942865

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{307}}^1$

素因数の和:481

約数の個数: 32

約数和(自身を含む): 71406720

約数和(自身を除く): 19463855

約数列:

[1, 5, 13, 19, 65, 95, 137, 247, 307, 685, 1235, 1535, 1781, 2603, 3991, 5833, 8905, 13015, 19955, 29165, 33839, 42059, 75829, 169195, 210295, 379145, 546767, 799121, 2733835, 3995605, 10388573, 51942865]

約数ペア:

[(1, 51942865), (5, 10388573), (13, 3995605), (19, 2733835), (65, 799121), (95, 546767), (137, 379145), (247, 210295), (307, 169195), (685, 75829), (1235, 42059), (1535, 33839), (1781, 29165), (2603, 19955), (3991, 13015), (5833, 8905)]