31130055

素因数分解:

$3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{20963}}^1$

素因数の和:20988

約数の個数: 32

約数和(自身を含む): 60376320

約数和(自身を除く): 29246265

約数列:

[1, 3, 5, 9, 11, 15, 27, 33, 45, 55, 99, 135, 165, 297, 495, 1485, 20963, 62889, 104815, 188667, 230593, 314445, 566001, 691779, 943335, 1152965, 2075337, 2830005, 3458895, 6226011, 10376685, 31130055]

約数ペア:

[(1, 31130055), (3, 10376685), (5, 6226011), (9, 3458895), (11, 2830005), (15, 2075337), (27, 1152965), (33, 943335), (45, 691779), (55, 566001), (99, 314445), (135, 230593), (165, 188667), (297, 104815), (495, 62889), (1485, 20963)]