199973385

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{10169}}^1$

素因数の和:10222

約数の個数: 48

約数和(自身を含む): 380764800

約数和(自身を除く): 180791415

約数列:

[1, 3, 5, 9, 15, 19, 23, 45, 57, 69, 95, 115, 171, 207, 285, 345, 437, 855, 1035, 1311, 2185, 3933, 6555, 10169, 19665, 30507, 50845, 91521, 152535, 193211, 233887, 457605, 579633, 701661, 966055, 1169435, 1738899, 2104983, 2898165, 3508305, 4443853, 8694495, 10524915, 13331559, 22219265, 39994677, 66657795, 199973385]

約数ペア:

[(1, 199973385), (3, 66657795), (5, 39994677), (9, 22219265), (15, 13331559), (19, 10524915), (23, 8694495), (45, 4443853), (57, 3508305), (69, 2898165), (95, 2104983), (115, 1738899), (171, 1169435), (207, 966055), (285, 701661), (345, 579633), (437, 457605), (855, 233887), (1035, 193211), (1311, 152535), (2185, 91521), (3933, 50845), (6555, 30507), (10169, 19665)]