27193845

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{317}}^1$

素因数の和:394

約数の個数: 64

約数和(自身を含む): 53729280

約数和(自身を除く): 26535435

約数列:

[1, 3, 5, 7, 15, 19, 21, 35, 43, 57, 95, 105, 129, 133, 215, 285, 301, 317, 399, 645, 665, 817, 903, 951, 1505, 1585, 1995, 2219, 2451, 4085, 4515, 4755, 5719, 6023, 6657, 11095, 12255, 13631, 17157, 18069, 28595, 30115, 33285, 40893, 42161, 68155, 85785, 90345, 95417, 126483, 204465, 210805, 258989, 286251, 477085, 632415, 776967, 1294945, 1431255, 1812923, 3884835, 5438769, 9064615, 27193845]

約数ペア:

[(1, 27193845), (3, 9064615), (5, 5438769), (7, 3884835), (15, 1812923), (19, 1431255), (21, 1294945), (35, 776967), (43, 632415), (57, 477085), (95, 286251), (105, 258989), (129, 210805), (133, 204465), (215, 126483), (285, 95417), (301, 90345), (317, 85785), (399, 68155), (645, 42161), (665, 40893), (817, 33285), (903, 30115), (951, 28595), (1505, 18069), (1585, 17157), (1995, 13631), (2219, 12255), (2451, 11095), (4085, 6657), (4515, 6023), (4755, 5719)]