131264888

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{18211}}^1$

素因数の和:18287

約数の個数: 32

約数和(自身を含む): 265530960

約数和(自身を除く): 134266072

約数列:

[1, 2, 4, 8, 17, 34, 53, 68, 106, 136, 212, 424, 901, 1802, 3604, 7208, 18211, 36422, 72844, 145688, 309587, 619174, 965183, 1238348, 1930366, 2476696, 3860732, 7721464, 16408111, 32816222, 65632444, 131264888]

約数ペア:

[(1, 131264888), (2, 65632444), (4, 32816222), (8, 16408111), (17, 7721464), (34, 3860732), (53, 2476696), (68, 1930366), (106, 1238348), (136, 965183), (212, 619174), (424, 309587), (901, 145688), (1802, 72844), (3604, 36422), (7208, 18211)]