238904565

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{109}}^1\times {\mathrm{6353}}^1$

素因数の和:6493

約数の個数: 32

約数和(自身を含む): 402589440

約数和(自身を除く): 163684875

約数列:

[1, 3, 5, 15, 23, 69, 109, 115, 327, 345, 545, 1635, 2507, 6353, 7521, 12535, 19059, 31765, 37605, 95295, 146119, 438357, 692477, 730595, 2077431, 2191785, 3462385, 10387155, 15926971, 47780913, 79634855, 238904565]

約数ペア:

[(1, 238904565), (3, 79634855), (5, 47780913), (15, 15926971), (23, 10387155), (69, 3462385), (109, 2191785), (115, 2077431), (327, 730595), (345, 692477), (545, 438357), (1635, 146119), (2507, 95295), (6353, 37605), (7521, 31765), (12535, 19059)]