13227819

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{73}}^1$

素因数の和:140

約数の個数: 48

約数和(自身を含む): 21809280

約数和(自身を除く): 8581461

約数列:

[1, 3, 11, 17, 19, 33, 51, 57, 73, 187, 209, 219, 289, 323, 561, 627, 803, 867, 969, 1241, 1387, 2409, 3179, 3553, 3723, 4161, 5491, 9537, 10659, 13651, 15257, 16473, 21097, 23579, 40953, 45771, 60401, 63291, 70737, 181203, 232067, 259369, 400843, 696201, 778107, 1202529, 4409273, 13227819]

約数ペア:

[(1, 13227819), (3, 4409273), (11, 1202529), (17, 778107), (19, 696201), (33, 400843), (51, 259369), (57, 232067), (73, 181203), (187, 70737), (209, 63291), (219, 60401), (289, 45771), (323, 40953), (561, 23579), (627, 21097), (803, 16473), (867, 15257), (969, 13651), (1241, 10659), (1387, 9537), (2409, 5491), (3179, 4161), (3553, 3723)]