139576415

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{1153}}^1$

素因数の和:1271

約数の個数: 32

約数和(自身を含む): 191434752

約数和(自身を除く): 51858337

約数列:

[1, 5, 11, 31, 55, 71, 155, 341, 355, 781, 1153, 1705, 2201, 3905, 5765, 11005, 12683, 24211, 35743, 63415, 81863, 121055, 178715, 393173, 409315, 900493, 1965865, 2537753, 4502465, 12688765, 27915283, 139576415]

約数ペア:

[(1, 139576415), (5, 27915283), (11, 12688765), (31, 4502465), (55, 2537753), (71, 1965865), (155, 900493), (341, 409315), (355, 393173), (781, 178715), (1153, 121055), (1705, 81863), (2201, 63415), (3905, 35743), (5765, 24211), (11005, 12683)]