13386547895

素因数分解:

$5^1\times 7^2\times {\mathrm{257}}^1\times {\mathrm{433}}^1\times {\mathrm{491}}^1$

素因数の和:1200

約数の個数: 48

約数和(自身を含む): 18840856608

約数和(自身を除く): 5454308713

約数列:

[1, 5, 7, 35, 49, 245, 257, 433, 491, 1285, 1799, 2165, 2455, 3031, 3437, 8995, 12593, 15155, 17185, 21217, 24059, 62965, 106085, 111281, 120295, 126187, 212603, 556405, 630935, 778967, 883309, 1063015, 1488221, 3894835, 4416545, 5452769, 6183163, 7441105, 10417547, 27263845, 30915815, 52087735, 54638971, 273194855, 382472797, 1912363985, 2677309579, 13386547895]

約数ペア:

[(1, 13386547895), (5, 2677309579), (7, 1912363985), (35, 382472797), (49, 273194855), (245, 54638971), (257, 52087735), (433, 30915815), (491, 27263845), (1285, 10417547), (1799, 7441105), (2165, 6183163), (2455, 5452769), (3031, 4416545), (3437, 3894835), (8995, 1488221), (12593, 1063015), (15155, 883309), (17185, 778967), (21217, 630935), (24059, 556405), (62965, 212603), (106085, 126187), (111281, 120295)]