78840355

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{251}}^1\times {\mathrm{5711}}^1$

素因数の和:5978

約数の個数: 16

約数和(自身を含む): 103638528

約数和(自身を除く): 24798173

約数列:

[1, 5, 11, 55, 251, 1255, 2761, 5711, 13805, 28555, 62821, 314105, 1433461, 7167305, 15768071, 78840355]

約数ペア:

[(1, 78840355), (5, 15768071), (11, 7167305), (55, 1433461), (251, 314105), (1255, 62821), (2761, 28555), (5711, 13805)]