2419137

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1$

素因数の和:122

約数の個数: 48

約数和(自身を含む): 4392960

約数和(自身を除く): 1973823

約数列:

[1, 3, 7, 9, 19, 21, 43, 47, 57, 63, 129, 133, 141, 171, 301, 329, 387, 399, 423, 817, 893, 903, 987, 1197, 2021, 2451, 2679, 2709, 2961, 5719, 6063, 6251, 7353, 8037, 14147, 17157, 18189, 18753, 38399, 42441, 51471, 56259, 115197, 127323, 268793, 345591, 806379, 2419137]

約数ペア:

[(1, 2419137), (3, 806379), (7, 345591), (9, 268793), (19, 127323), (21, 115197), (43, 56259), (47, 51471), (57, 42441), (63, 38399), (129, 18753), (133, 18189), (141, 17157), (171, 14147), (301, 8037), (329, 7353), (387, 6251), (399, 6063), (423, 5719), (817, 2961), (893, 2709), (903, 2679), (987, 2451), (1197, 2021)]