90636669

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{421}}^1\times {\mathrm{1259}}^1$

素因数の和:1705

約数の個数: 24

約数和(自身を含む): 138247200

約数和(自身を除く): 47610531

約数列:

[1, 3, 9, 19, 57, 171, 421, 1259, 1263, 3777, 3789, 7999, 11331, 23921, 23997, 71763, 71991, 215289, 530039, 1590117, 4770351, 10070741, 30212223, 90636669]

約数ペア:

[(1, 90636669), (3, 30212223), (9, 10070741), (19, 4770351), (57, 1590117), (171, 530039), (421, 215289), (1259, 71991), (1263, 71763), (3777, 23997), (3789, 23921), (7999, 11331)]