189602007

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{43}}^2\times {\mathrm{257}}^1$

素因数の和:372

約数の個数: 48

約数和(自身を含む): 312572160

約数和(自身を除く): 122970153

約数列:

[1, 3, 7, 19, 21, 43, 57, 129, 133, 257, 301, 399, 771, 817, 903, 1799, 1849, 2451, 4883, 5397, 5547, 5719, 11051, 12943, 14649, 17157, 33153, 34181, 35131, 38829, 77357, 102543, 105393, 209969, 232071, 245917, 475193, 629907, 737751, 1425579, 1469783, 3326351, 4409349, 9028667, 9979053, 27086001, 63200669, 189602007]

約数ペア:

[(1, 189602007), (3, 63200669), (7, 27086001), (19, 9979053), (21, 9028667), (43, 4409349), (57, 3326351), (129, 1469783), (133, 1425579), (257, 737751), (301, 629907), (399, 475193), (771, 245917), (817, 232071), (903, 209969), (1799, 105393), (1849, 102543), (2451, 77357), (4883, 38829), (5397, 35131), (5547, 34181), (5719, 33153), (11051, 17157), (12943, 14649)]