2987465

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{59}}^1$

素因数の和:137

約数の個数: 32

約数和(自身を含む): 4233600

約数和(自身を除く): 1246135

約数列:

[1, 5, 13, 19, 41, 59, 65, 95, 205, 247, 295, 533, 767, 779, 1121, 1235, 2419, 2665, 3835, 3895, 5605, 10127, 12095, 14573, 31447, 45961, 50635, 72865, 157235, 229805, 597493, 2987465]

約数ペア:

[(1, 2987465), (5, 597493), (13, 229805), (19, 157235), (41, 72865), (59, 50635), (65, 45961), (95, 31447), (205, 14573), (247, 12095), (295, 10127), (533, 5605), (767, 3895), (779, 3835), (1121, 2665), (1235, 2419)]