389660607

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{10501}}^1$

素因数の和:10564

約数の個数: 48

約数和(自身を含む): 699013120

約数和(自身を除く): 309352513

約数列:

[1, 3, 7, 9, 19, 21, 31, 57, 63, 93, 133, 171, 217, 279, 399, 589, 651, 1197, 1767, 1953, 4123, 5301, 10501, 12369, 31503, 37107, 73507, 94509, 199519, 220521, 325531, 598557, 661563, 976593, 1396633, 1795671, 2278717, 2929779, 4189899, 6185089, 6836151, 12569697, 18555267, 20508453, 43295623, 55665801, 129886869, 389660607]

約数ペア:

[(1, 389660607), (3, 129886869), (7, 55665801), (9, 43295623), (19, 20508453), (21, 18555267), (31, 12569697), (57, 6836151), (63, 6185089), (93, 4189899), (133, 2929779), (171, 2278717), (217, 1795671), (279, 1396633), (399, 976593), (589, 661563), (651, 598557), (1197, 325531), (1767, 220521), (1953, 199519), (4123, 94509), (5301, 73507), (10501, 37107), (12369, 31503)]