74940879

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{61}}^1\times {\mathrm{109}}^1$

素因数の和:220

約数の個数: 48

約数和(自身を含む): 117249440

約数和(自身を除く): 42308561

約数列:

[1, 3, 13, 17, 39, 51, 61, 109, 183, 221, 289, 327, 663, 793, 867, 1037, 1417, 1853, 2379, 3111, 3757, 4251, 5559, 6649, 11271, 13481, 17629, 19947, 24089, 31501, 40443, 52887, 72267, 86437, 94503, 113033, 229177, 259311, 339099, 409513, 687531, 1228539, 1469429, 1921561, 4408287, 5764683, 24980293, 74940879]

約数ペア:

[(1, 74940879), (3, 24980293), (13, 5764683), (17, 4408287), (39, 1921561), (51, 1469429), (61, 1228539), (109, 687531), (183, 409513), (221, 339099), (289, 259311), (327, 229177), (663, 113033), (793, 94503), (867, 86437), (1037, 72267), (1417, 52887), (1853, 40443), (2379, 31501), (3111, 24089), (3757, 19947), (4251, 17629), (5559, 13481), (6649, 11271)]