248209976

素因数分解:

$2^3\times 7^1\times {\mathrm{61}}^1\times {\mathrm{72661}}^1$

素因数の和:72735

約数の個数: 32

約数和(自身を含む): 540605280

約数和(自身を除く): 292395304

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 61, 122, 244, 427, 488, 854, 1708, 3416, 72661, 145322, 290644, 508627, 581288, 1017254, 2034508, 4069016, 4432321, 8864642, 17729284, 31026247, 35458568, 62052494, 124104988, 248209976]

約数ペア:

[(1, 248209976), (2, 124104988), (4, 62052494), (7, 35458568), (8, 31026247), (14, 17729284), (28, 8864642), (56, 4432321), (61, 4069016), (122, 2034508), (244, 1017254), (427, 581288), (488, 508627), (854, 290644), (1708, 145322), (3416, 72661)]