13401219

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{29}}^1\times {\mathrm{41}}^1$

素因数の和:120

約数の個数: 48

約数和(自身を含む): 21661920

約数和(自身を除く): 8260701

約数列:

[1, 3, 13, 17, 29, 39, 41, 51, 87, 123, 221, 289, 377, 493, 533, 663, 697, 867, 1131, 1189, 1479, 1599, 2091, 3567, 3757, 6409, 8381, 9061, 11271, 11849, 15457, 19227, 20213, 25143, 27183, 35547, 46371, 60639, 108953, 154037, 262769, 326859, 343621, 462111, 788307, 1030863, 4467073, 13401219]

約数ペア:

[(1, 13401219), (3, 4467073), (13, 1030863), (17, 788307), (29, 462111), (39, 343621), (41, 326859), (51, 262769), (87, 154037), (123, 108953), (221, 60639), (289, 46371), (377, 35547), (493, 27183), (533, 25143), (663, 20213), (697, 19227), (867, 15457), (1131, 11849), (1189, 11271), (1479, 9061), (1599, 8381), (2091, 6409), (3567, 3757)]