138631415

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{977}}^1$

素因数の和:1091

約数の個数: 32

約数和(自身を含む): 187306560

約数和(自身を除く): 48675145

約数列:

[1, 5, 13, 37, 59, 65, 185, 295, 481, 767, 977, 2183, 2405, 3835, 4885, 10915, 12701, 28379, 36149, 57643, 63505, 141895, 180745, 288215, 469937, 749359, 2132791, 2349685, 3746795, 10663955, 27726283, 138631415]

約数ペア:

[(1, 138631415), (5, 27726283), (13, 10663955), (37, 3746795), (59, 2349685), (65, 2132791), (185, 749359), (295, 469937), (481, 288215), (767, 180745), (977, 141895), (2183, 63505), (2405, 57643), (3835, 36149), (4885, 28379), (10915, 12701)]