257029234

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{27361}}^1$

素因数の和:27442

約数の個数: 32

約数和(自身を含む): 488575872

約数和(自身を除く): 231546638

約数列:

[1, 2, 7, 11, 14, 22, 61, 77, 122, 154, 427, 671, 854, 1342, 4697, 9394, 27361, 54722, 191527, 300971, 383054, 601942, 1669021, 2106797, 3338042, 4213594, 11683147, 18359231, 23366294, 36718462, 128514617, 257029234]

約数ペア:

[(1, 257029234), (2, 128514617), (7, 36718462), (11, 23366294), (14, 18359231), (22, 11683147), (61, 4213594), (77, 3338042), (122, 2106797), (154, 1669021), (427, 601942), (671, 383054), (854, 300971), (1342, 191527), (4697, 54722), (9394, 27361)]