25144515

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{643}}^1$

素因数の和:744

約数の個数: 48

約数和(自身を含む): 48222720

約数和(自身を除く): 23078205

約数列:

[1, 3, 5, 9, 11, 15, 33, 45, 55, 79, 99, 165, 237, 395, 495, 643, 711, 869, 1185, 1929, 2607, 3215, 3555, 4345, 5787, 7073, 7821, 9645, 13035, 21219, 28935, 35365, 39105, 50797, 63657, 106095, 152391, 253985, 318285, 457173, 558767, 761955, 1676301, 2285865, 2793835, 5028903, 8381505, 25144515]

約数ペア:

[(1, 25144515), (3, 8381505), (5, 5028903), (9, 2793835), (11, 2285865), (15, 1676301), (33, 761955), (45, 558767), (55, 457173), (79, 318285), (99, 253985), (165, 152391), (237, 106095), (395, 63657), (495, 50797), (643, 39105), (711, 35365), (869, 28935), (1185, 21219), (1929, 13035), (2607, 9645), (3215, 7821), (3555, 7073), (4345, 5787)]