1237298913

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{389}}^1\times {\mathrm{20789}}^1$

素因数の和:21201

約数の個数: 24

約数和(自身を含む): 1897295400

約数和(自身を除く): 659996487

約数列:

[1, 3, 9, 17, 51, 153, 389, 1167, 3501, 6613, 19839, 20789, 59517, 62367, 187101, 353413, 1060239, 3180717, 8086921, 24260763, 72782289, 137477657, 412432971, 1237298913]

約数ペア:

[(1, 1237298913), (3, 412432971), (9, 137477657), (17, 72782289), (51, 24260763), (153, 8086921), (389, 3180717), (1167, 1060239), (3501, 353413), (6613, 187101), (19839, 62367), (20789, 59517)]