248938019

素因数分解:

${\mathrm{11}}^2\times {\mathrm{19}}^2\times {\mathrm{41}}^1\times {\mathrm{139}}^1$

素因数の和:240

約数の個数: 36

約数和(自身を含む): 297957240

約数和(自身を除く): 49019221

約数列:

[1, 11, 19, 41, 121, 139, 209, 361, 451, 779, 1529, 2299, 2641, 3971, 4961, 5699, 8569, 14801, 16819, 29051, 43681, 50179, 62689, 94259, 108281, 162811, 319561, 551969, 689579, 1191091, 1790921, 2057339, 6071659, 13102001, 22630729, 248938019]

約数ペア:

[(1, 248938019), (11, 22630729), (19, 13102001), (41, 6071659), (121, 2057339), (139, 1790921), (209, 1191091), (361, 689579), (451, 551969), (779, 319561), (1529, 162811), (2299, 108281), (2641, 94259), (3971, 62689), (4961, 50179), (5699, 43681), (8569, 29051), (14801, 16819)]