31780254

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{3067}}^1$

素因数の和:3240

約数の個数: 32

約数和(自身を含む): 69803136

約数和(自身を除く): 38022882

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 157, 314, 471, 942, 1727, 3067, 3454, 5181, 6134, 9201, 10362, 18402, 33737, 67474, 101211, 202422, 481519, 963038, 1444557, 2889114, 5296709, 10593418, 15890127, 31780254]

約数ペア:

[(1, 31780254), (2, 15890127), (3, 10593418), (6, 5296709), (11, 2889114), (22, 1444557), (33, 963038), (66, 481519), (157, 202422), (314, 101211), (471, 67474), (942, 33737), (1727, 18402), (3067, 10362), (3454, 9201), (5181, 6134)]