257643594

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{7013}}^1$

素因数の和:7191

約数の個数: 48

約数和(自身を含む): 605083752

約数和(自身を除く): 347440158

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 157, 234, 314, 471, 942, 1413, 2041, 2826, 4082, 6123, 7013, 12246, 14026, 18369, 21039, 36738, 42078, 63117, 91169, 126234, 182338, 273507, 547014, 820521, 1101041, 1641042, 2202082, 3303123, 6606246, 9909369, 14313533, 19818738, 28627066, 42940599, 85881198, 128821797, 257643594]

約数ペア:

[(1, 257643594), (2, 128821797), (3, 85881198), (6, 42940599), (9, 28627066), (13, 19818738), (18, 14313533), (26, 9909369), (39, 6606246), (78, 3303123), (117, 2202082), (157, 1641042), (234, 1101041), (314, 820521), (471, 547014), (942, 273507), (1413, 182338), (2041, 126234), (2826, 91169), (4082, 63117), (6123, 42078), (7013, 36738), (12246, 21039), (14026, 18369)]