220551478

素因数分解:

$2^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{101}}^1\times {\mathrm{2557}}^1$

素因数の和:2728

約数の個数: 32

約数和(自身を含む): 388243008

約数和(自身を除く): 167691530

約数列:

[1, 2, 7, 14, 61, 101, 122, 202, 427, 707, 854, 1414, 2557, 5114, 6161, 12322, 17899, 35798, 43127, 86254, 155977, 258257, 311954, 516514, 1091839, 1807799, 2183678, 3615598, 15753677, 31507354, 110275739, 220551478]

約数ペア:

[(1, 220551478), (2, 110275739), (7, 31507354), (14, 15753677), (61, 3615598), (101, 2183678), (122, 1807799), (202, 1091839), (427, 516514), (707, 311954), (854, 258257), (1414, 155977), (2557, 86254), (5114, 43127), (6161, 35798), (12322, 17899)]