251330758

素因数分解:

$2^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{113}}^1\times {\mathrm{2011}}^1$

素因数の和:2212

約数の個数: 32

約数和(自身を含む): 440386560

約数和(自身を除く): 189055802

約数列:

[1, 2, 7, 14, 79, 113, 158, 226, 553, 791, 1106, 1582, 2011, 4022, 8927, 14077, 17854, 28154, 62489, 124978, 158869, 227243, 317738, 454486, 1112083, 1590701, 2224166, 3181402, 17952197, 35904394, 125665379, 251330758]

約数ペア:

[(1, 251330758), (2, 125665379), (7, 35904394), (14, 17952197), (79, 3181402), (113, 2224166), (158, 1590701), (226, 1112083), (553, 454486), (791, 317738), (1106, 227243), (1582, 158869), (2011, 124978), (4022, 62489), (8927, 28154), (14077, 17854)]