4026945

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{193}}^1$

素因数の和:321

約数の個数: 32

約数和(自身を含む): 7039872

約数和(自身を除く): 3012927

約数列:

[1, 3, 5, 13, 15, 39, 65, 107, 193, 195, 321, 535, 579, 965, 1391, 1605, 2509, 2895, 4173, 6955, 7527, 12545, 20651, 20865, 37635, 61953, 103255, 268463, 309765, 805389, 1342315, 4026945]

約数ペア:

[(1, 4026945), (3, 1342315), (5, 805389), (13, 309765), (15, 268463), (39, 103255), (65, 61953), (107, 37635), (193, 20865), (195, 20651), (321, 12545), (535, 7527), (579, 6955), (965, 4173), (1391, 2895), (1605, 2509)]