31273263

素因数分解:

$3^3\times 7^1\times {\mathrm{337}}^1\times {\mathrm{491}}^1$

素因数の和:844

約数の個数: 32

約数和(自身を含む): 53214720

約数和(自身を除く): 21941457

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 337, 491, 1011, 1473, 2359, 3033, 3437, 4419, 7077, 9099, 10311, 13257, 21231, 30933, 63693, 92799, 165467, 496401, 1158269, 1489203, 3474807, 4467609, 10424421, 31273263]

約数ペア:

[(1, 31273263), (3, 10424421), (7, 4467609), (9, 3474807), (21, 1489203), (27, 1158269), (63, 496401), (189, 165467), (337, 92799), (491, 63693), (1011, 30933), (1473, 21231), (2359, 13257), (3033, 10311), (3437, 9099), (4419, 7077)]