161431164

素因数分解:

$2^2\times 3^3\times {\mathrm{673}}^1\times {\mathrm{2221}}^1$

素因数の和:2907

約数の個数: 48

約数和(自身を含む): 419335840

約数和(自身を除く): 257904676

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 673, 1346, 2019, 2221, 2692, 4038, 4442, 6057, 6663, 8076, 8884, 12114, 13326, 18171, 19989, 24228, 26652, 36342, 39978, 59967, 72684, 79956, 119934, 239868, 1494733, 2989466, 4484199, 5978932, 8968398, 13452597, 17936796, 26905194, 40357791, 53810388, 80715582, 161431164]

約数ペア:

[(1, 161431164), (2, 80715582), (3, 53810388), (4, 40357791), (6, 26905194), (9, 17936796), (12, 13452597), (18, 8968398), (27, 5978932), (36, 4484199), (54, 2989466), (108, 1494733), (673, 239868), (1346, 119934), (2019, 79956), (2221, 72684), (2692, 59967), (4038, 39978), (4442, 36342), (6057, 26652), (6663, 24228), (8076, 19989), (8884, 18171), (12114, 13326)]